Miami blue butterfly to be declared endangered

The tiny Miami blue butterfly, reduced to a few hundred survivors on isolated islands off Key West, will be formally declared a federally endangered species on Friday.

Endangered Puerto Rican parrot on the rise

(AP) -- Deep amid the dense greenery of a rain forest, down an unmarked road, behind a barbed wire fence in a low-slung compound monitored by security cameras, government scientists are nursing a special patient back to ...

Pandas to return to famous China reserve in 2012

(AP) -- Sixty pandas relocated last year from a famous Chinese nature reserve after their breeding center was severely damaged by a massive earthquake will return home after repairs in 2012.

San Diego Zoo panda gives birth to 5th cub

(AP) -- Prized San Diego Zoo panda Bai Yun gave birth Wednesday to her fifth cub after a 130-day pregnancy that zookeepers said ended with an apparently pleasant labor.