The nest of this bird is placed among the larger tufts of the tallest grasses ... including the cloaca, [l m], which is globular, 1 1/2 inches in diameter; the coeca, [n n], of moderate size, 1 3/4 ...

Plastic waste has let common coots reuse nests year after year. Scientists have now used the trash layers to date how old nests are.

What if expiration dates could tell us more than when something goes bad? Scientists have found that dates on plastic food ...

Nest boxes help many species of birds, including eastern bluebirds, tree swallows and wood ducks, by providing protection ...

Each year, these birds typically build new, bowl-shaped nests using leaves, rushes and reeds. But, while nesting in cities, they often supplement these natural, biodegradable materials with man ...

An artificial bird bank designed to provide a safe nesting site for sand martins has been installed in a nature reserve in the north of the Isle of Man. The 10m (33ft) wide, and 2m (7ft ...

The females are pretty cool, too, in the classically understated way of female birds. The wood duck is one of seven species of North American ducks that regularly nest in natural cavities.

Edible bird’s nest is made by a species of cave-dwelling swiftlets. Weaved from their saliva and harvested in caves and man-made nesting houses, bird’s nests are then painstakingly cleaned ...

In just the past 30 days, no fewer than 23.3 million birds have been affected in the U.S. including 102 commercial flocks and 49 backyard flocks. H5N1 is showing itself to be a highly persistent ...