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. A coot bird in London on a nest made of twigs and ...

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 ...

CU Boulder researchers challenge long-held assumptions about the relationship between bird migration and the process by which new species arise Every year, billions of birds take to the skies, riding ...