Back in 1999, the BBC’s Walking with Dinosaurs series spawned a new format: wildlife “documentaries” featuring long-extinct animals. I’m a big fan of this genre, and Prehistoric Planet: Ice Age, made ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

And then there were none. The International Union for Conservation of Nature (IUCN) has announced that several species of animals and plants have now gone extinct. The 2025 list of extinctions ...

Colossal Biosciences made a record-breaking 20 edits across 14 genes in gray wolf cells by adding extinct dire wolf DNA. This was the first time ancient DNA has been used to bioengineer an extinct ...

About 95 million years ago, a juvenile crocodyliform nicknamed Elton lived in what is now southwest Montana at the edge of the Western Interior Seaway. Measuring no more than 2 feet long from nose to ...

Originally thought to be a fox, it was later identified as a rare animal that died out in the 1930s.