As new species are discovered around the world, others are disappearing without a trace. Amphibians are facing existential threats on a global scale, leading some researchers to believe they’ve ...

Newly discovered evidence of Australia’s earliest species of tree frog challenges what we know about when Australian and South American frogs parted ways on the evolutionary tree. Previously, ...

Curitiba, Brazil used to be forests, wetlands, fields and streams before it was developed over the last half-century. Gilberto Jacob via Unsplash As new species are discovered around the world, others ...