Mexican wolf wanders far beyond introduction area
U.S. wildlife managers are tracking it but have no immediate plan for capture
Earth experiences hottest year on record
Report finds 90% of the world experienced at least 10 days of temperatures “strongly affected by climate change”
Watch: Studying mule deer nutrition and predation in Oregon
Researchers want to understand why populations are falling
What turned a Hawaiian wildlife refuge pond bright pink?
Biologists suspect drought contributed to the growth of bacteria that thrive in salty waters
North American birds shed their human names
The American Ornithological Society is renaming some 80 species
The challenges of restoring bison to the plains
Brought from the brink of extinction, bison still present challenges
Study finds flame retardants widespread in wildlife
The chemicals can affect their ability to reproduce
Efforts successfully control wild pig invasion
Wild pigs are responsible for billions of dollars in damages
Warming Arctic may pose new risks to endangered right whales
Fishing boats and North Pacific right whales must share the narrow Bering Strait