The thunder of hooves once shook the vast North American plains as millions of bison roamed free, sculpting the landscape in ...

The dapper black and yellow bobolink likes the Chicago area so much he flies here every spring from South America—a journey ...

Fifty thousand years ago, North America was home to towering giants. Mammoths roamed the tundra, saber-toothed cats hunted in ...

Trump administration-led funding cuts and expansion of oil and gas drilling will impact conservation. Boulder Weekly ...

New research published in the journal Ornithology shows that Lesser Goldfinches, a small songbird traditionally found in the ...

Nation’s grassland birds, found in 14 states, have declined 43% since 1970, more than any other category, and are currently ...

The animal kingdom gives us rainbows of color with butterflies and chameleons, and clownfish, but birds give us just as much ...