Yes and no: It depends on how you classify animals. There are two main classification systems – the Linnaean system which groups organisms by characteristics and the phylogenetics system, which ...

Reptiles are a diverse animal classification group of scaly, cold-blooded vertebrates that can be found in habitats all ...

AMES, Iowa – Scientists searching the most ancient corners of the genome of a reptile native to New Zealand found patterns that help explain how the genomes of all vertebrates took shape, according to ...

Snakes and mice don't look alike. But much of what we know about skin coloration and patterning in vertebrates generally, including in snakes, is based on lab mice. However, there are limits to what ...

Reptiles exhibit remarkable reproductive diversity, with many species giving birth to live young rather than laying eggs.

(Reuters) -Seventeen footprints preserved in a slab of sandstone discovered in southeastern Australia dating to about 355 million years ago are rewriting the history of the evolution of land ...

Esther Kangali felt a sharp pain while on her mother's farm in eastern Kenya. She looked down and saw a large snake coiling around her left leg. She screamed, and her mother came running.