The lake sturgeon — a bottom-dwelling, armor-plated fish that has been around for over 150 million years — has begun ...

A 13-year conservation effort has helped the critically endangered species make a comeback ... It marked a high and the most ...

A new study, led by San Diego Zoo Wildlife Alliance, Smithsonian's National Zoo & Conservation Biology Institute, and ...

What Weber managed to capture is believed to be the first published photographic record of a living member of the species ...

In the case of the wattled cranes, their downlisting from Critically Endangered to Endangered was achieved by ... Where ...

A critically endangered possum species thought to be isolated to Victoria has been found in a famed alpine national park.

Endangered sea turtles show signs of recovery in a majority of places where they’re found worldwide, according to a new global survey released Thursday. “Many of the turtle populations have ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A research team in ...

Six critically endangered Mekong giant catfish — one ... Laos or Thailand. "It's a hopeful sign that the species is not in imminent, like in the next few years, risk of extinction, which gives ...

The eastern mountain bongo is classified as critically endangered, with captive breeding programmes playing a key role in ...

The arrival of four hatchlings to "Mommy" and "Abrazzo" is a "first" in the zoo's 150-year-old history, contributing to the population of a critically endangered species. Mommy, who has lived at ...