Cold stress killed Florida manatees as limits on winter refuges and power plant warm water rules face renewed scrutiny ...

Why doesn’t an elephant use 1,000 times more energy than a mouse? Kleiber’s Law states that metabolism scales to body size at the three-quarter power.

Terrifying video shows a 10-year-old girl being attacked by two lions at a zoo after being allowed into a forbidden zoo area ...

Armed with poisonous spines, a voracious appetite, lack of predators, and an ability to quickly reproduce, the lionfish has come and conquered.

If you're a fan of the opening sequence in which a song sung in Zulu opens up the movie, I'm warning you, a viral video about ...