This discovery challenges the long-held belief that dinosaurs originated exclusively in the southern supercontinent, Gondwana.

NAGOYA -- What were until now thought to be the oldest human fossils found in Japan, known as the "Ushikawa man," are ...

A life reconstruction of what may be the oldest known gorgonopsian. The prehistoric predator is known from 280-270-million-year-old fossils found in Mallorca, Spain. A life reconstruction of what ...

Reconstruction of the appearance in life of a gorgonopsian in a floodplain of the Permian of Mallorca (Henry Sutherland Sharpe ©) The oldest known saber-toothed predator ... have been found in the ...

Until now, the oldest known gorgonopsians lived roughly 265 million years ago. However, the new fossil is from 270-280 million years ago. "It is most likely the oldest gorgonopsian on the planet ...

A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey ...

Until now, the oldest known gorgonopsians lived roughly 265 million years ago. However, the new fossil is from 270-280 million years ago. “It is most likely the oldest gorgonopsian on the planet ...

The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the ... A team of paleontologists has discovered the oldest known mammal ancestor in a pile of fossilized bones ...

Until now, the oldest known gorgonopsians lived roughly 265 million years ago. But the new fossil is dated to between 270 and 280 million years ago. Study senior author Dr. Josep Fortuny ...