Some species officially bid us farewell this year. They may have long been gone, but following more recent assessments, ...

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

QUITO, Ecuador (AP) -- Conservationists working around the largest volcano on the Galapagos Islands say they have found 30 hybrid giant tortoises partially descended from two extinct species, ...

Reports that a rare Bolivian killifish thought to be extinct has been found alive would be a landmark moment for conservation biology, but based on the material available here, I cannot verify any of ...

The world still holds its secrets. Hidden under wet rocks, in the ocean’s twilight crevices, and in the minutiae of the ...

Few people know that the Zebra had a close relative, native to South Africa, that went extinct in the late 1800s. Here’s its story. Countless species have come and gone in the short history of life on ...

Habitat loss, deforestation, the illegal wildlife trade and climate change are pushing these extraordinary species towards ...

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 ...

From polygamous tree toads to heavy stick bugs, this year’s extensive new species discoveries are changing the way we see our ...