Endangered species are being sold online with UK-based firms illegally supplying seahorses, a BBC investigation finds.

We now know how good the sense of smell was in giant sloths, sabre-toothed tigers and other long-lost species.

SCOTTSDALE, Ariz. — Tiger Woods was all smiles Tuesday — and with a full set of teeth. Woods gave a play-by-play account of how his front tooth was knocked out in Italy on Jan. 19 while celebrating ...

Sabre-toothed predators -- best know from the infamous Smilodon -- evolved multiple times across different mammal groups. A new study reveals why: these teeth were 'functionally optimal' and highly ...

In two new studies supported by FAPESP, researchers at the State University of Campinas (UNICAMP) in the state of São Paulo, Brazil, have shed light on how interactions between predators and prey ...

Predators have evolved sabre teeth many times during the history of life – and we now have a better idea why these teeth develop as they do. Sabre teeth have very specific characteristics: they are ...