National Endangered Species Day (on May 20) is observed globally to spotlight the planet's most vulnerable animals. From ...

In the world of biology, being declared extinct is usually a permanent sentence, but nature occasionally loves to prove us wrong. These incredible animals, often referred to as “Lazarus species,” ...

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 ...

(Gary Braasch / Corbis) When Polynesians arrived at the uninhabited Hawaiian Islands thousands of years ago, they found an array of colorful tree snails, each less than an inch in length, across the ...

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 ...

The Tallahassee Museum welcomed four newborn red wolf puppies, adding to the count of one of the most endangered species.

Prominent research studies have suggested that our planet is currently experiencing another mass extinction, based on extrapolating extinctions from the past 500 years into the future and the idea ...

If you liked this story, share it with other people. We’re losing species at an alarming rate. Could freezing the genetic material of the world’s most endangered animals help save them? Biotech ...

The race is on to try and reverse the decline of a fish once abundant in UK ...

A frozen cell line from a black-footed ferret that died in 1988 is helping scientists add genetic diversity to one of America ...