Papers from a symposium held June 5-6, 1978, at Arizona State University, Tempe, sponsored by the Society for the Study of Amphibians and Reptiles. Contents The reproductive biology of reptiles: an ...

A single vertebra dug out of a boulder in a stream below a mountain in New Zealand in 1978 has now been found to have belonged to the oldest known sea reptile in the Southern Hemisphere, where no ...

Studying climate change-induced mass extinctions in the deep geological past allows researchers to explore the impact of environmental crises on organismal evolution. One principal example is the ...

“Such soft-tissue structures are extremely rare in the fossil record – and the further back we look in Earth’s history, the ...

Pt. I. Evolutionary history -- Tetrapod relationships and evolutionary systematics -- Anatomy of amphibians and reptiles -- Evolution of ancient and modern amphibians and reptiles -- pt. II.

How can we guess the size of an extinct animal when all that remains are a few scattered bones? A study conducted by researchers at ULiège now provides an answer to this question. Using mathematical ...

Once, long ago, a little reptile going about its business plopped itself down in the mud before getting up and carrying on ...

Reptiles—lizards, snakes, crocodiles, and turtles—are amazing animals. They have secret and complex social lives, provide extensive care for their children, experience mammalian emotions, and greatly ...

With evolution there’s always a trade-off – long necks may help you find food but they’re also a massive weak spot. Now, paleontologists have found direct fossil evidence of prehistoric, long-necked ...