Endangered Species

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.

The new book Cougar Conundrum looks at the “ecosystem services” argument for convincing predator-wary people to appreciate big cats.

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

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.

Coastal mangrove forests help protect communities and habitats from storm surges, but sea-level rise could wipe them out.

Solving this biodiversity mystery could reveal one of the most important sites to conserve these “rhinos of the sea.”

Subsistence, artisanal and small-scale fisheries represent a previously unrecognized threat to many protected shark and ray species.

A collection of our best articles and essays about some the world’s most at-risk groups of species — and what we can learn from them.

Parasites play a vital role in a healthy ecosystem, yet modern conservation techniques often do more harm than good. We propose a solution.

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.