Reptiles are not known to be the most social of creatures. But when it comes to laying eggs, female reptiles can be remarkably communal, often laying their eggs in the nests of other females. New ...

WASHINGTON — The remains of a giant sea creature are providing the first proof that these prehistoric reptiles gave birth to their young rather than laying eggs. Plesiosaurs, which lived at the ...

Birds may be the most famous egg-layers, but they’re far from the only ones! Across the animal kingdom, reptiles, amphibians, fish, and even a few rare mammals rely on this ancient method of ...

However, the fact that all these pregnant reptile fossils come from ancient waters and not from dry land helps explain why they were all live-bearing rather than egg-laying, Sander said.

The 62-year-old female snake living at the Saint Louis Zoo laid eggs without having to mate with a male.

Amphibians and reptiles are cold-blooded animals. Amphibians live in water and on land. Reptiles primarily live on land. Amphibians have moist skin and lay eggs in water. Reptiles have scales and ...

WASHINGTON -- The remains of a giant sea creature are providing the first proof that these prehistoric reptiles gave birth to their young rather than laying eggs. Plesiosaurs, which lived at the ...

WASHINGTON -- The remains of a giant sea creature are providing the first proof that these prehistoric reptiles gave birth to their young rather than laying eggs. Plesiosaurs, which lived at the time ...