In her new book Ghosts Behind Glass, historian Dolly Jørgensen takes us through dozens of museum exhibits about extinction — and examines the stories they tell.

This year’s list includes a notable extinction caused by climate change — and several caused by introduced predators.

Our reporters showcased the power and importance of journalism covering wildlife, climate change, and environmental justice.

Scientists also declared several other extinctions, including the first documented plant extinction in New Hampshire.

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

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.

A new book digs through dark caves and historical documents to tell the story of the now-extinct giant short-faced bear, which disappeared around the time of the mammoths.

The loss of biodiversity around the planet comes with very human costs, I tell the hosts of The Silent Why podcast.