By Shanna Hanbury A new species of parrot snake lay undetected for nearly nine years in a scientific collection in Brazil. It ...

Researchers in Brazil have unearthed a 237-million-year ... early reptiles evolved and adapted to changing environments. This species’ place in the evolutionary tree deepens our understanding ...

A new species of parrot snake lay undetected for nearly nine years in a scientific collection in Brazil. It closely resembled related species with bright green and yellow tones. But one detail set ...