Extinction Countdown

Can we help species adapt to the evolving threat of compound climate extremes?

This year we bid farewell to two lost frogs, the Chinese paddlefish, a plant from New Hampshire, and many others.

New research compiles the “heat tolerance” of 616 amphibian species — and reveals how much more we need to know.

These weasel-like small cats haven’t been documented in the country since 1986. A new study suggests it’s time to reintroduce them.

A rare “orchid of the falls” plant has been declared extinct after a hydroelectric dam destroyed its only habitat. Could others soon follow?

Including one we forget far too often.

Bombs and bullets are just the beginning.

Will Russia’s invasion threaten not just innocent people but the country’s unique wildlife?

This year scientists identified birds, lizards, orchids and other species that have been lost. How many more will follow?

A new paper finds that we’re failing these “small-bodied mammals” — and that comes with a cost to ecosystems around the world.