They prefer freezing conditions but Antarctica's emperor penguins may have struggled during the last Ice Age when temperatures cooled.
Scientists document the lightning-fast transition between the extinction of the waitaha penguin and the New Zealand colonization by the newer species.
A specialized form of radiation treatment was used for a sarcoma on the face of the 40-year-old animal named Tess.
In honor of the all-consuming quest for good deals on the shopping spree known as Black Friday, we present animals for whom every Friday is that color.
With the cold weather setting in, why not chill with fun shots of these flightless wonders?
At first it was thought that sex between animals of different species was a case of mistaken identity, but new research suggests otherwise.
It's not just celebrities who know how to show off their assets.
Here are some of the animals--both on sea and on land--that existed during this mega-sized shark’s heyday.
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