How do brown pelicans survive those death-defying dives into the ocean?

Baby humpback whales whisper to their mothers, new recordings reveal

First bison calf born in Banff National Park in 140 years

Can artificial insemination save the Mexican wolf from extinction?

8 species on life support

Why are fireflies disappearing?

5 surprising facts about roadrunners

Mom? … Anybody? Adorable bear cub needs a hand with clingy scallop

These male birds like to keep their wives happy and well-fed

Last 2 wolves on Michigan's Isle Royale reveal new info about predator-prey relationships

This video could be proof that efforts to return pandas to the wild are working

7 exotic pets wreaking havoc in the wild