Endangered Species

12 surprising flightless birds

Happy World Turtle Day

Why California's salmon species are in hot water

It's a girl! Critically endangered black rhino calf born in Australian zoo

11 of the most endangered trees in America

8 species on life support

The strange history of the man-eating lions of Tsavo

To save salamanders from killer fungus, scientists hit the ground running

Bizarre new species of crab lives entirely in trees

Rare Florida panther kittens spotted outside known breeding range

Bumblebee gets a helping hand from Endangered Species Act

Earth's tiniest porpoise approaches extinction