The fast-running, flightless bird is a species that is pivotal to keeping the Patagonia grasslands growing and thriving.

There is much concern about the accelerated pace of extinctions globally, so when a species is rediscovered, it gives hope to ...

Animals are disappearing at hundreds of times ... Toughie died in 2016, and it’s likely the Rabbs’ fringe-limbed tree frog is now extinct. Romeo, a Sehuencas water frog that lives at the ...

A secretive creature observed by Darwin has long since been thought extinct, until observers recently spotted a specimen.

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures ...

A community of rare fish enthusiasts collects endangered species of freshwater fish from lakes and springs around the world, ...

What the dodo symbolizes has changed over time. It has been, variously, a parable, a joke and a warning. When we see it as an ...

Ancient DNA shows an endangered dove species endemic to Cuba is more genetically distinct than the dodo was before it died out.

was considered extinct in Victoria, Australia, in the 1980s after being last spotted in nature in 1929, according to the Australian Broadcasting Corporation. Now, the species is getting another ...

A major review of over 67,000 animal species has found that while the natural world continues to face a biodiversity crisis, targeted conservation efforts are helping bring many species back from the ...

even for animals now extinct, such as mastodons and mammoths. Outlined in recently published findings, the technique analyzes isotope ratios of the element strontium (Sr), which accumulates in ...