The popular salamanders are nearly extinct in the wild, where they are confined to a small system of canals in Mexico City.

The findings could aid conservation efforts for the beloved species, which is found in only one Mexico City lake.

Last week, a polar bear injured a skier on Baffin Island. Several readers commented on the incident. We try to unpack the ...

Melting ice in the Arctic and Antarctic is putting incredible pressure on animals like polar bears, penguins, seals, and ...

A viral video posted by ABC News shows the terrifying moment a man narrowly escaped a charging polar bear in the Arctic ...

Video footage from the Arctic town of Pyramiden on the Norwegian archipelago of Svalbard shows the polar bear charging at a man who fired at him.

Scientists say that PFAS, nicknamed "forever chemicals," are building up in animals like polar bears, seals, and birds and at ...

Imagine a world where the polar bear, stranded on a shrinking ice floe, could stand before a court and demand justice for its ...

The Trump administration is proposing to significantly limit the Endangered Species Act's power to preserve crucial habitats by changing the definition of one word: harm. On Wednesday, the ...

The Trump administration plans to eliminate habitat protections for endangered and threatened species in a move environmentalists say would lead to the extinction of critically endangered species ...

Political battles and partisan ideologies are threatening the survival of the Endangered Species Act (ESA) and the animals it is supposed to serve, researchers are warning. Wildlife management ...

The Endangered Species Act (ESA), now 50 years ... Yet, as our case study on the grizzly bear in the Greater Yellowstone Ecosystem reveals, wildlife management under the ESA has changed, becoming ...