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

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 ...

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

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 ...

Climate change is shaping the way animals evolve, be it the way they look or behave. Similarly, climate warming that occurred millions of years ago helped reptiles evolve faster, diversify, and ...

In the 2003 film ‘Finding Nemo,’ the protagonist Marlin, a clownfish, asks Crush, a sea turtle how old he is. Crush hollers: “Hundred and fifty, dude! And still young!” Reptiles frequently get ...

Researchers reveal the rapid evolution and radiation of reptiles actually began before the end of the Permian in connection to the steadily increasing temperatures, which drove successive climate ...