New research has uncovered a forgotten species that went extinct under two centuries ago — probably due to colonialism.

These crimes threaten tens of thousands of species around the world, causing extinctions, hurting people and spreading disease.

A rampant trade in Asian birds for their beautiful songs is emptying forests of sound and life.

Dozens of frogs, fish, orchids and other species — many unseen for decades — may no longer exist due to humanity’s destructive effects on the planet.

A final rule to remove the iconic species from the Endangered Species Act has now been published. Read more about the science and politics of wolf conservation.

Smalltail shark populations have declined by 90% in Brazil, and new research finds that overfishing has pushed the species perilously close to extinction.

A new paper identifies 65 plant extinctions in the continental United States and Canada — but that’s probably just a fraction of what we’ve lost.

Videos of people getting too close to, and touching, the rare apes motivates other people to want to do the same — and that could spread diseases like COVID-19 to a critically endangered species.

Scientists have rediscovered the endangered Mindo glassfrog, which hasn’t been seen in decades. And it’s just one of many remarkable species they’ve found in an at-risk habitat.

New research indicates a growing online trade in porcupine bezoars — a ball of inedible material that sometimes gathers in their digestive tracks.