Of the six sloth species, the pygmy sloth is the only one listed as critically endangered. The pygmy sloth lives off the coast of Panama and is threatened by climate change and habitat loss.

The thick-billed parrot (Rhynchopsitta pachyrhyncha) is a medium-sized parrot endemic to Mexico that ... [+] formerly ranged into the southwestern United States. Its phylogeny is the subject of ...

The sloth is the world's slowest mammal, so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South ...

Emperor penguins are not simply majestic. These birds are tough creatures who manage to survive in some of the harshest weather conditions imaginable. The penguins breed and live on frozen sea ice ...

Scientists have known for years that wolverines are threatened by climate change. They usually reside in Arctic and subarctic latitudes — and, when venturing south, they stick to high altitudes ...

Different sloth groups can be easily identified by the number of long, curved claws on their forelimbs. The two-toed sloths, as the name suggests, have two claws on their front limbs, while the ...

As more research shows that plastics are showing up inside birds and other animals, concerns grow about the potential impact on humans. The president of the COP28 and the environmental defense ...

A new NASA program is helping researchers more accurately calculate how much planet-warming carbon protected areas are storing. It’s a lot. By Manuela Andreoni and Leanne Abraham Ajay Banga ...

Dec. 6, 2023 — New research has shown that fire-ice -- frozen methane which is trapped as a solid under our oceans -- is vulnerable to melting due to climate change and could be released into the ..

Research shows that bullet trains are a reliable, resilient alternative to flight disruptions caused by high winds and storms due to planetary warming. Air travel generates a lot of carbon ...

As the U.S. continues to face an increased flow of migrant arrivals, extreme weather events exacerbated by climate change could be fueling the crisis.