The gender gap has hit the animal kingdom ...

For 24 years, a nearly complete ichthyosaur skeleton gathered dust in a Canadian museum, overlooked amid thousands of fossils ...

Ichthyosaurs represent a diverse clade of Mesozoic marine reptiles that rapidly adapted to fully aquatic lifestyles following the end-Permian mass extinction. Their streamlined, 'fish-like' body plan, ...

WASHINGTON — Scientists in Australia have identified the oldest known fossil footprints of a reptilelike animal, dated to around 350 million years ago. The discovery suggests that after the first ...

The newly described Mirasaura grauvogeli from the Middle Triassic had a striking feather-like crest, hinting that complex skin appendages arose far earlier than previously believed. Its bird-like ...

Scientists in Australia have discovered a rare new lizard species with no front arms and only back limbs, revealing how ...

A fossil found over two decades ago on England’s Jurassic Coast has proved to be one of the most significant discoveries of marine reptiles in recent times. The almost complete skeleton of a ...

Our bones did not begin deep inside the body. They started in the skin, not long after the first complex animals took shape.

Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating the body, and were used for courtship, display, deterrence of enemies and, ...

MSRLSI copy gift of Dr. George R. Zug and signed by author VPAL copy gift of the author; signed by the author and inscribed for the NMNH Library "Over 300 million years ago, an early land vertebrate ...