Viviparity, the live-bearing mode of reproduction, has evolved independently in several vertebrate lineages, including squamate reptiles and seahorses. In reptiles, evolutionary transitions from ...

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 rare fossil discovery in Antarctica has upended scientific understanding of ancient marine reptiles. Buried beneath 68 million years of sediment, a soft-shelled egg as big as a football has emerged ...

Snakes, like most reptiles in the world, are oviparous. This means that rather than producing live young ones, the way mammals do, snakes produce an immature single cell — an egg. Most snakes follow ...

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 ...

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 ...

The first global analysis of its kind found that logging and farming are taking away reptile habitat at an unsustainable pace, exacerbating a worldwide decline in biodiversity. By Catrin Einhorn About ...

More than a fifth of reptile species could be wiped out by threats such as farming, logging, urban development and invasive species, according to the first global assessment of reptiles at risk of ...