So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of ...

The Christmas Island shrew, the only shrew species native to Australia, has been officially declared extinct. This small mammal, once endemic to the isolated Christmas Island in the Indian Ocean, has ...

In April of 2025, headlines across the world announced that the dire wolf had been brought back from extinction. This 130-150 lbs wolf species, about 25% heavier than modern-day gray wolves, had not ...

A biotech company says CRISPR could revive extinct animals like the dodo and mammoth — but many scientists remain skeptical.

Some species officially bid us farewell this year. They may have long been gone, but following more recent assessments, they’re now formally categorized as extinct on the IUCN Red List, considered the ...

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 ...

Christopher Lean receives funding from the Australian Government through the ARC Centre of Excellence in Synthetic Biology (project number CE200100029). Andrew James Latham has been supported by a ...

How do you save a species on the brink of extinction? According to the International Union for Conservation of Nature (IUCN), ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...