Unlike the majority of birds, brown-headed cowbirds (Molothrus ater) do not start life surrounded by their own kind. The females do not build nests, but instead add their eggs to the clutches of other ...

Today’s comment of the day comes directly from a bird’s worst nightmare. In response to today’s post on the nesting habits of brood parasite, the cuckoo finch, commenter Aloicious shares this even ...

In the vast and complex world of nature, the game of survival is always the real strategy. For a few birds, this means not ...

An adult coot can recognize its own chicks and will attack a parasitic chick that hatches in its nest. Photo by B. Lyon. The American coot is a drab, seemingly unremarkable marsh bird common ...

During the late spring and early summer months when birds are nesting and watching over their eggs, you're apt to spot an unwelcome avian visitor in your backyard or neighborhood. Often lurking just ...