Backyard feeders reveal seasonal turnover, migration and the dramatic plumage change that often confuses birdwatchers.

Are hummingbirds superheroes? Well, they can fly, they make us feel better, and they possess super vision, seeing colors we can't even begin to imagine.

Zebras, a children’s tale goes, became striped after “standing half in the shade and half out of it.” While the author, Rudyard Kipling, wasn’t a biologist, his story may hold some truth: research ...