The Machairodontinae fossil record in South America is not very diverse. Until now, only the genus Smilodon (Smilodontini) has been reported, with likely a single species, S. populator. A second taxon ...

A tall tale that became legend.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

This animated feature film, based on a successful German novel, was made for adult audiences and features graphic depictions of feline sex and violence. Francis is a suave cat who investigates murders ...