A 1994 FIFA World Cup souvenir. A McDonald’s McChicken container from 1996. Decades-old plastic packaging. Look inside the nests of Eurasian coots, and you’ll find a surprising history of ...

Eurasian coots are round, black waterbirds with distinctive, chicken-like feet. Each year, these birds typically build new, bowl-shaped nests using leaves, rushes and reeds. But, while nesting in ...

An advertisement for the 1994 World Cup, fast food wrappers, COVID-19 masks—what birds used to build their nests reflects a world with more plastic.

Two species of birds in Costa Rica build nests in trees defended by ants. Ants that encounter the horsehair fungus in the nests develop odd behaviors.

These birds live communally, and the entire cohort works together to build a nest and multiple roosts from grass. The group’s dominant female then lays eggs in the nest, which has a long ...

Spring will soon arrive in California ushering in the nesting season. During this time, the diverse landscapes of Southern California become sanctuaries for a variety of bird species, each relying ...

That Big Ball of Leaves Is a Squirrel Nest Often, especially in fall, large clusters of leaves seem to show up on tree branches. Many might assume those are bird nests, but more critters than ...