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Bobolink eggs

3-7 eggs: Number of Broods: 1-2 broods: Egg Length: 0.8-0.9 in (2-2.3 cm) Egg Width: 0.6-0.7 in (1.5-1.7 cm) Incubation Period: 11-14 days: Nestling Period: 10-11 days: Egg Description: Pale bluish gray to reddish brown, with irregular spots of brown and lavender. Condition at Hatching: Helpless, with closed eyes, and nearly naked except for. Bobolink eggs are also highly camouflaged. They are a light brown with dark brown blotches and and tend to fade into the background of the soil and litter system very well. Females typically only lay one clutch of four to six eggs in a breeding season. They can, however, in the event of a nest failure lay a second clutch of eggs EGGS/HATCHLINGS The female lays one egg a day within 1 or 2 days of mating. A female can lay anywhere from 1 to 7 eggs. Incubation is 10-14 days, and feeding begins within the first hour of the first nestling hatching and continues until the fledglings become independent (10-11 days) Fluttering over meadows and hayfields in summer, the male Bobolink delivers a bubbling, tinkling song which, loosely interpreted, gives the species its name. The male is unmistakable in spring finery, but before fall migration he molts into a striped brown appearance like that of the female. Bobolinks in this plumage were once known as ricebirds in the South, where they occasionally used to. Bobolink eggs with their lovely purple speckling. Photo by Carolyn Byers. Often overlooked, the female bobolink accomplishes her share of work alone, in subdued brown plumage with brown streaks on her feathers. She builds the nest herself, making a 2-inch cup of grasses and sedges, which can take up to two days. After laying an average of five.

Bobolink Life History, All About Birds, Cornell Lab of

The Bobolink Project matches conservation-minded donors to conservation-minded farmers which allows us to buy the precious few weeks that Bobolinks and other grassland birds need to complete their nesting cycle, and successfully raise young Females lay five to six eggs in a cup-shaped nest, which is always situated on the ground and is usually well-hidden in dense vegetation. Both parents feed the young She alone broods the clutch of five to seven eggs. Bobolinks are polygynous, meaning that males may have several mates per breeding season. A female also may mate with many males (called polyandry), so a single Bobolink clutch may have multiple fathers Bobolink nest with eggs Four hungry mouths to fill! Well camouflaged female with her partner

Bobolinks build their nests on the ground in small depressions out of dead grasses and weeds, and lay a clutch of 1-7 eggs per nest. They may re-nest if their first attempt was unsuccessful. Male bobolinks are polygamous, and may nest with more than one female at once within his territory Four bobolink eggs and one cowbird egg. If you're not familiar with grassland nesting birds, the idea of building a nest right on the ground might seem pretty silly and dangerous. However, while a predator doesn't have to fly or climb into a tree to get to the eggs, it still has to find them, and that can be pretty difficult when the nest.

Females usually have one brood in a year with three to seven eggs in each brood. The female bird incubates the eggs for 10-13 days. Young nestlings are taken care of by both male and female bobolinks alternately and the parents feed their young. Bobolinks feed the young nestlings for 10-13 days before the young leave the nest Bobolink eggs with their lovely purple speckling. Photo by Carolyn Byers. Bobolinks are among our most recognizable grassland birds, but practices in both North and South America have contributed to population declines. In Wisconsin, for instance, conversion from pasture to frequently mowed alfalfa fields has decreased available habitat The Bobolink is a medium sized songbird found in grasslands and hayfields. In their summer breeding season, male Bobolinks are black with a white back and yellow collar. By late summer, males lose their breeding plumage to resemble the female's tan colour with black stripes. Bobolinks spend much of their time out of sight on the ground. Bobolink: Four to seven white eggs blotched with brown, purple, and lavender are laid in a cup of grass lined with fine plant materials. Nest is built in a ground depression covered with tall vegetation. Female incubates eggs for about 13 days The poem recounts the events of Bob-o-'Link's nesting season, describing the male's flashy coat and song, the female's modest attire and subdued voice, and the six purple-flecked eggs that hatch into nestlings. · A flock of Bobolinks is called a chain. · The oldest Bobolink on record was a female known to be at least 9 years old

Bobolink nesting habits, conflicts with farmers have long been a concern. Bobolinks have one of the longest songbird migration routes in the world, taking them from northern grasslands all the way. The bobolink is a medium-sized migratory songbird. Smaller than a robin, the bobolink is 15-21 cm, and weighs about 35 g (1.2 ounces); that's the same weight as a kiwi fruit or a stack of eight Canadian quarters. During the breeding season it's pretty easy to pick a male bobolink out of a crowd, thanks to its distinctive feather colouring Delivery & Pickup Options - 43 reviews of Bobolink Dairy Jonathan and Nina White used to run a place called the Egg Farm dairy in Peekskill, NY, where they made some outstanding artisanal cheeses, butter, and other dairy products. I had a friend who worked there, who would often reek to the high heavens when I would pick him up after a day of cheese making eggs. The nestlings are fed by both parents for 10-11 days and fledglings are fed for at least one week. The Bobolink has an average life span of five years. Population sizes and trends In Canada, the Bobolink population is estimated at between 1.8 and 2.2 million breeding birds. North American Breeding Bird Survey (BBS) data for the period 1968 t Bobolink eggs are laid in mid-late May, hatch after 12 days of incubation, and it takes just 12 more days for the nestlings to leave the nest! Sadly, it will be another two to three weeks before they can fly well enough to escape the mowers used for haying. Harvesting the best crop of hay often kills the crop of Bobolinks

Skip to Main Conten Hay fields are currently harvested earlier and more frequently than during historic times, often resulting in nest failure through direct mortality of eggs and nestlings or through nest abandonment following mowing. Bobolink chicks also experience increased vulnerability to predation in mowed fields due to the lack of cover Bobolinks are polyandrous, which means that females will mate with multiple partners resulting in a clutch of eggs with a varying genetic make-up. This type of reproductive strategy is the opposite of 'putting all the eggs in one basket'; having multiple fathers ensures that at least one of the eggs will have strong enough genes to survive

The Bobolink (Dolichonyx oryzivorus) is an obligate grassland species that is declining throughout its range in North America. There are few data available on Bobolink eggs and nestlings; this information is necessary for conservation planning efforts. Egg mass was recorded for 175 eggs from 37 nests in Québec and eastern Ontario in 2006-2007. Hatching asynchrony was evident with high. The Bobolink (Dolichonyx oryzivorus) is an obligate grassland species that is declining throughout its range in North America. There are few data available on Bobolink eggs and nestlings; this information is necessary for conservation planning efforts. Egg mass was recorded for 175 eggs from 37 nests in Québec and eastern Ontario in 2006-2007 The Bobolink's species name She alone broods the clutch of five to seven eggs. Bobolinks are polygynous, meaning that males may have several mates per breeding season. A female also may mate with many males (called polyandry), so a single Bobolink clutch may have multiple fathers Bobolinks typically have just one brood per year. 3 to 7 splotchy, cinnamon or gray colored eggs are laid, and these are incubated for around 10 to 13 days by the female. Nestlings fledge after around 10 to 14 days, flying at about 16 days

Bobolinks | Beauty of Birds

Bobolink Mating. Explore more about Bobolink breeding here. Bobolink breeding is the process of reproduction that involves mating system. Learn more about Bobolink mating system and their mating signals. Bobolink does a courtship display which indicates mating signals to attract a partner and this is usually done by male Bobolink Bobolink eggs. Sadly, bobolink populations are declining in Massachusetts, New England, and beyond. Part of this decline is caused by the intensification of agriculture. Bobolinks build their nests on the ground in hayfields; in the northeast, agriculture is the only widespread land use that maintains the open land that they depend upon for. The bobolink is an odd bird. It has a song that sounds like the beloved Star Wars robot R2-D2. Males perform their mating displays in the air, complete with exaggerated, slow motion wing flaps 5 thoughts on Two Poems for Bobolinks: Dickinson and Bryant Jean August 16, 2020 at 11:47 am. I haven't thought of this poem for many many years (I am 85 ). I went to parochial school and once in the 6 th grade the nun began reciting this poem, being only 11 yrs old it struck me funny

Three to seven, light brown eggs with dark blotches are deposited by the female in the nest. She alone incubates for the entire 13-day incubation period. Nests are often parasitized by the brown-headed cowbird that deposits an egg that the bobolink will hatch and raise, taking food and care away from its own young during the breeding season kills most or all eggs and nestlings in a field. Following the management recommendations outlined in this document will ensure compliance with the MBTA. Bobolink (Female) Bobolink (Male Background: Bobolink, a threatened species in Ontario and Canada, breed in hayfields, pastures, and other grasslands. Many songbird nests fail to fledge young and the frequency of fledging typically varies across land cover types and uses. Additionally, characteristics of fields (e.g., size), field surroundings (e.g., field edges), and landscape characteristics (e.g., percent of nearby forest. Please check back, or join our e-list to receive the latest schedule news. Our address is 369 Stamets Rd, Milford, NJ 08848. Our current cheese offerings are Baudolino, Cave-aged Cheddar, 5 year XR Cheddar, Drumm, Forêt for Ray, Frolic, Jean-Louis, Amish Schmearkase, and Amish Blue

Bobolink - Pennsylvania State Universit

  1. With a youthful, bouncy song, the Bobolink, Dolichonyx oryzivorus, never fails to bring a smile to the observer.Ferdinand Schuyler Mathews poetically described the song of the Bobolink in the Field Book of Wild Birds and Their Music: The Bobolink is indeed a great singer, but the latter part of his song is a species of musical fireworks.It is a mad, reckless, song-fantasia, an outbreak.
  2. The Bobolink is polygymous, and a male will have several simultaneous pair bonds with multiple females. The female will make her nest on the ground, the outer wall composed of dead grass and the inside lining of fine grass or sedges. A clutch size is usually 4-6 eggs
  3. The Bobolink (Dolichonyx oryzivorus) is an obligate grassland species that is declining throughout its range in North America. There are few data available on Bobolink eggs and nestlings; this.
The Bobolink (Dolichonyx oryzivorus)-General Biology

eggs. The nestlings are fed by both parents for 10-11 days and fledglings are fed for at least one week. The Bobolink has an average life span of five years. Population sizes and trends In Canada, the Bobolink population is estimated at between 1.8 and 2.2 million breeding birds. North American Breeding Bird Survey (BBS) data for the period 1968 t The bobolink is also referred to as the rice bird. During fall migration, the bobolink travels south, through North Carolina, feeding on the rice fields. History 19th Century. Bobolinks expanded their range into Ohio during the nineteenth-century and were well established by mid-century. 20th Centur Bobolink egg-laying usually begins around the last week of May in Ontario. On average, the female lays 5 eggs and incubates them for 12 days. The young hatch starting around mid-June stay in the nest for another 12 days. Most nestlings have left the next by mid-July. They are poor fliers for the first week or two and usually remain with parents.

Bobolink - BirdWatching

clutch of six eggs. The eggs hatched on 17 June, so egg-laying must have commenced about 31 May. The genotypes of nestlings 1, 5, and 6 indi­ cated they could not have been conceived by a mating between WR male and YY female be­ cause of the presence of rare alleles (i.e. a fre­ quency of less than 5% in the population) a The Bobolink encounters challenges on its breeding grounds as well as during migration and on its wintering grounds. On its breeding grounds, reproductive success is affected by a number of factors, including the loss and degradation of grassland habitats, high predation on ground nests, and numerous land use changes bobolink is an area sensitive species because density increases with patch size; 75-acre fields support twice as many males per 100 meter transect as 25-acre fields (Martin and Gavin 1995). (May through July), which results in near total loss of eggs and nestlings. Treatments can be done several weeks prior to arrival of migrants in the spring

The Bobolink (Dolichonyx oryzivorus)-General Biolog

  1. The Bobolink uses grass and sedges to build a nest on the ground. Sometimes, it crafts a canopy out of dead grass over the top of the nest for additional camouflage. The female lays 1-7 bluish-gray eggs, which she incubates for 11-13 days. After hatching, the chicks wait about two weeks before first leaving the nest. Behavio
  2. She had four eggs. 2016 was the first year of Bird Ecology and Conservation Ontario's (BECO) new research program on birds at risk in agricultural landscapes. Most of our efforts were focused on bobolink, a threatened songbird species whose population has declined more than 75% in Ontario over the last few decades
  3. The male bobolink is the only North American bird that has light feathers above and dark feathers below. Breeding male upperparts are black, with a pale, yellowish-tan nape, and white along the sides of the upper back, lower back, and rump. Underparts are all black. Female's upperparts are buffy with dark streaks; the crown is dark with a central light streak, the eyebrow is light-colored, and.
  4. BOBOLINK EGG MASS VARIABILITY AND NESTLING GROWTH PATTERNS BARBARA FREI,12 DAVID M. BIRD,1 AND RODGER D. TITMAN1 ABSTRACT. - The Bobolink (Dolichonyx oryzivorus) is an obligate grassland species that is declining throughout its range in North America. There are few data available on Bobolink eggs and nestlings; this information is necessary fo
  5. g, but in Wisconsin eggs are laid in mid- to late May. Incubation lasts roughly 11-13 days, and fledging occurs at 10 or 11 days of age. Fledglings may be fed by adults for up to 28 days. Bobolink is typically a single-brood species, but may renest following loss of the first clutch 1. In Wyo
  6. Bobolink: Scientific Name: Dolichonyx oryzivorus: Species ID # David Dankert Lantern slide and photograph of eggs in a Bobolink nest Lantern slide and photograph of a female Bobolink perching on a stump Lantern slide of a Bobolink range map IOU field reports form, Douglas Harr,.
  7. Red-wing and Yellow-head eggs were collected at the same time as the cowbird eggs at Delta Marsh. The Bobolink eggs were collected 1-7 June 1987 near Ot- tawa, Ontario. All eggs were stored as described above. Eggshell measurements.--The length (L) and breadth (B) of all eggs were measured with calipers to the nearest 0.05 mm

Bobolink Audubon Field Guid

Bobolink — Madison Audubo

Bobolink - BirdWe

  1. LOOKS. Bobolink is pronounced baa-baa-link, like baa baa black sheep. They look like British judges from the 19th century, with their wigs and black garb. No other bird looks like the male bobolink. Not even the female. Adults weigh about 1 oz (that's about 8 quarters) and are 6.3-7.1 long. They are mostly black with creamy napes and.
  2. So the female lays another clutch of eggs andthe entire family whirlwind begins again. [Music] Today's show brought to you by The Bobolink Foundation. For BirdNote, I'm Michael Stein. ### Bird sounds provided by The Macaulay Library of Natural Sounds at the Cornell Lab of Ornithology, Ithaca, New York. Recorded b
  3. Bobolink: Small, lark-like blackbird, black underparts, wings, tail, and face. Buff nape, white to gray back and rump, and white wing patches. Tertials and wing coverts are lined with buff. Tail feathers are sharply pointed. Legs and feet are gray. Female is pale yellow with brown streaks and dark crown stripes. Winter adult is similar to female but with stronger yellow hue
  4. Jennifer Chen. Bio; Projects; Contac
  5. ded donors to conservation-
  6. BOBOLINK EGG MASS VARIABILITY AND NESTLING GROWTH PATTERNS BARBARA FREI,1,2 DAVID M. BIRD, 1AND RODGER D. TITMAN ABSTRACT.—The Bobolink (Dolichonyx oryzivorus) is an obligate grassland species.
  7. Per year the average brood is one with a size of 3-7 eggs. Females incubate eggs for an average of 10-13 days. About 14 days after hatching, flight feathers develop but nestlings will hide among the grasses until first flight (Fig. 4) (Simon, 2014). BEHAVIOUR

Bobolink breeding, which may be keyed to light availability, remains unchanged. There's this mismatch where farmers are responding to a changing climate but the birds are not, he says. Perlut, an ecologist at the University of New England, raises awareness on the properties where he conducts research Some birds replaced them straight away. For example, a House Sparrow laid 50 eggs in a row, while a flicker laid 71 eggs in 73 days. But for other birds, the scientists' removal of the eggs had no effect at all. This show brought to you by The Bobolink Foundation

Bobolink Overview, All About Birds, Cornell Lab of Ornitholog

The Bobolink nest was an intricate, tightly woven cup of grass on the ground, and it cradled five pale blue eggs speckled with irregular brown blotches. At the spot where she'd taken flight, I found something that made the whole ordeal worth it: a Bobolink nest Bobolink (llc) Dairy and Bakehouse is a local farm in Milford, New Jersey. LocalHarvest helps you find local, organic, farm-fresh food near you Bobolink Dairy & Bakehouse is a sustainable farm located on 185 preserved acres between Milford and Frenchtown, NJ. Visitors can sample and purchase 100 percent grass-fed raw cow's milk cheeses, rustic wood-fired breads made using heirloom grains and pastured meats from our farm. We also carry other local products such as honey, duck products, eggs, 100 percent grass-fed dairy products and.

Bobolink | Audubon Field Guide

Bobolink, world-class travelers in trouble - Vermont Land

The Bobolink Meadows Farm is a small scale family owned and operated farm located in Hebron, New Hampshire. Our mission is to produce fresh, healthy and safe food for the local community. Our farming practices exclude uses of synthetic pesticides, herbicides, hormones, food additives and GMOs Bobolink. Bobolink are ground nesting birds. They spend their winters in the southern United States and Central America, then fly north to breed in North America. Bobolinks usually nest on the ground near grassy fields or other open areas with short vegetation for cover Bobolink is a biodynamic working farm. the animals are either grass-fed (cows, sheep) or pasture-raised (pigs). meat, of limited supply and available seasonally, is sold online and then either shipped, or better still, sent to be picked up by you at the greenmarket. at various times, you can get suckled veal, grass-fed beef, and whey-fed pork.

Bobolink Dairy and Bakehouse; Artisanal cheeses, wood fired breads, 100% grass-fed beef, whey fed pork, and suckled veal, 100% grass-fed ice cream, pasta made with Emmer wheat and our own free-range eggs, and pesto made with our own basil! Bread and cheesemaking workshops are held on the working farm as well as weekend tours and occasional. Bobolink (Dolichonyx Oryzivorus) Stephen G. Martin Thomas A. Gavin Rosalind Renfrew Allan M. Strong Noah G. Perlut University of New England, nperlut@une.edu (females laying a clutch of eggs sired by more than one male) was documented. In addition, this North American breeder is an extraordinar Price: $7.00. Back after a thirteen-year lacuna, Jonathan's Cultured Butter is extra-rich and full-flavored, churned from 100% grassfed cream, in collaboration with the Oasis Community, a fellowship of Amish farmers in Lancaster,PA

Bobolink Meadows Farm - Home Faceboo

grasses. Three to seven, light brown eggs with dark blotches are deposited by the female in the nest. She alone incubates for the entire 13-day incubation period. Nests are often parasitized by the brown-headed cowbird that deposits an egg that the bobolink will hatch and raise, taking food and care away from its own young. Bobolinks migrating. Bobolink (Dolichonyx orzivorus) Interesting facts: Bobolinks are cooperative feeders. Other adult birds, males or females, may join in the feeding of the young in a nest. The cause of this behavior is not known with certainty. Description: Bobolinks are about 7 inches long. In spring, the male is black with white shoulders and rump and yellow neck clutch of six eggs. The eggs hatched on 17 June, so egg-laying must have commenced about 31 May. The genotypes of nestlings 1, 5, and 6 indi-cated they could not have been conceived by a mating between WR male and YY female be-cause of the presence of rare alleles (i.e. a fre-quency of less than 5% in the population) a The female Bobolink tends to be a light brown colour and are Finch- like in appearance, and in non-breeding season, the males display similar colouration (Nature Canada). During breeding season, Nature Canada reports that the Bobolink migrates back to Canada, where it will lay its eggs on in a shallow, cup- like nest on the ground

Bobolink - Wikipedi

The Bobolink's ability to utilise a variety of croplands makes this species more common in Manitoba than any of the other threatened grassland songbirds. Nests are built on the ground, usually well concealed like those of other grassland sparrows (see Baird's Sparrow) Bobolink, Bobolink, Spink, spank, spink, Never was I afraid of man, Catch me, cowardly knaves, if you can. Chee, chee, chee. Six white eggs on a bed of hay, Flecked with purple, a pretty sight! There as the mother sits all day, Robert is singing with all his might: Bobolink, bobolink, Spink, spank, spink, Nice good wife that never goes out

At Bobolink Dairy & Bakehouse, good, wholesome, nutritious food is a passion for us, and creating good food in a sustainable manner, while healing the earth, is our life's mission. Bobolink Dairy & Bakehouse was founded by Jonathan and Nina White in 2002, on leased farmland Eggs of North American Birds Display. These life-size bird egg replicas are individually cast in ceramic and painted to match the eggs of 36 different North American species. Each egg is permanently mounted inside a glass-topped 16 x 12 x 3 display case. A unique way to showcase the diversity of the egg sizes, shapes, colors, and markings. incubating eggs and both parents are feeding nestlings. Nests are fl edging young who are incapable of fl ight for up to 10 days. Most young have fl edged and are more able to escape mowing with each passing day. ˜˚˜˛ BOBOLINK NESTING CALENDAR JULY ˛ ˜ ˝ ˙ ˆ ˇ ˘ ˛˚ ˛˛ ˛˜ ˛˝ ˛˙ ˛ˆ ˛ˇ ˛ many eggs, such as the Northern Bobwhite, (Colinus virginianus), typically have pointed eggs to allow incubation of several eggs in a small area. wing feathers such as meadowlarks and the Bobolink (Dolichonyx oryzivorus), often construct a nest of grasses on the ground. Some woodland birds build a nest of plant fibers, twigs and leaves, and. Bobolink are migratory birds, covering long distances in a season, occasionally flying as much as 1,100km (660miles) in one day. Bobolinks are strikingly beautiful birds with black feathers and gorgeous white accents. The back of their head is adorned with white plumage that resembles a crown or a helmet. egg-laying chickens and veal calves.

Bobolink Pair at Nest

Bobolink American Bird Conservanc

A polygamous bird, the male Bobolink courts with the basic blackbird stance: head down, neck feathers ruffled, tail fanned, and wings arched downward, displaying his prominent white shoulder patches. Originally the Bobolink was probably confined to the central grasslands, but with the settling of the Northeast it quickly spread into New England In addition to the farming and cheesemaking, we also bake rustic breads to go with our cheeses. Our wood-fired oven, designed by the late Alan Scott, has a hearth that measures 48 X 72 inches (about 1.2 X 1.8 metres). Like our first oven, it is a single-chamber black oven, the sort that has been in use since ancient times

Three day weekend, three new species! | Vancouver Island

Bobolinks Wonderful Article read Birding: Backyard

and the carrying of fecal sacs and egg shells. I recorded the date of the haycropping of each of the breeding fields and, using available information in the literature on the Bobolink breeding cycle, estimated the percentage of stable male territories destroyed before any reasonable chance of nestling or fledgling survival Unlike most bird species, the male bobolink will have multiple mates. (House wren, red-winged blackbird and wild turkey also have several female partners.) What is even more rare is that the female also has multiple mates which translates into a nest full of eggs with different genetics. Bobolinks are ground nesters

Natural Art and Design186

Bobolink - NYS Dept

Starlings also lay blue eggs, but you will be able to easily see the difference because they are bigger than bluebird eggs. Here is a list of some of the most well-known birds that lay blue eggs. Red-winged, Rusty, and Tricolored Blackbird. Blue-footed Booby, Bluethroat, Blue-gray Gnatcatcher, Blue Grosbeak, Blue Mockingbird -- Bruscetta-based open-based sandwich with wild mushrooms, quail eggs, Bobolink cheddar. This was my favorite dish of the evening! It was almost like a cross between a millefeuille stacked with different items and a sandwich. Bottom of the creation consisted of a very thin, crunchy (like the texture of the toast in prawn toast dim sum.

bobolink The Prairie Ecologis

At Bobolink, the farmhouse and store sit at the base of a hill with pastures top to bottom. The drive through the heart of Central Jersey to get there is as bucolic as the farm itself. Nina and Jonathan White, owners of Bobolink Dairy & Bakehouse. Owned by Nina and Johnathan White, Bobolink makes 100 percent grass fed raw cow's milk cheese. Scrambled eggs, farmhouse Bobolink cheddar, house maple pork sausage, herb roasted tomatoes, sourdough toast. Smoked Salmon Benedict —$19.00. Poached eggs, house smoked salmon, classic hollandaise, over a toasted buttermilk biscuit. Smoked Salmon Scramble —$17.00

Licking the Plate: Bobolink Dairy Farm

19 Bobolink Facts You'll Never Forge

The female lays from four to seven eggs of grayish color, with splotches of brown or purple. The birds take great care not to show where the nest is. They never fly directly to it or away from it. The male never sings near it. From a perch on a weed top it sings the rollicking bob-o-link! that gives the bird its name Welcome! The Perlut Lab explores how human habitat management effects the ecology and evolution of diverse species and diverse habitats. We study mostly birds but some mammals too. We use mind blowing technology: 1) tiny tracking devices that allow us to follow animals around the world, and 2) genetic techniques that allow us to understand.

According to the Quebec-based Migration Research Foundation, 96 percent of eggs and nestlings are destroyed during early hay cropping, either killed by mower blades or scooped up by gulls and other predators when the grasses are cut. Between 1968 and 2008, bobolink numbers have declined by 65 percent The Bobolink, Dolichonyx oryzivorus, is a small New World blackbird and the only member of genus Dolichonyx. Adults are 16-18 cm long with short finch-like bills. Adult males are mostly black, although they do display creamy napes, and white scapulars, lower backs and rumps. Adult females are mostly light brown, although their coloring includes black streaks on the back and flanks, and dark. A bobolink in the hand is a thudding heart wrapped in feathery down, I wrote then. All around us, the hayfield was alive with the bubbling arpeggios of bobolinks. the better to warm her eggs.