Urban birds use cigarette butts to keep parasites away
Caught between circuses, theme parks, museums, and menageries, zoos are struggling to be leaders in the conservation world. Getting there may mean letting some animals go.
People in Wisconsin have become more afraid of wolves
The title and cover of David Quammen’s newest book would lead one to guess that this consistently brilliant writer has crafted a terrifying tale about how we’re all going to be infected
Tigers coexist with humans by taking the graveyard shift
Could poisoning rhino horns undermine their medicinal reputation?
Guns deter bears, but maybe not as much as common sense
John Nielsen talks with Oliver Ryder
Stem cells are the ultimate all-in-one tool.
Could vaccinating the Serengeti’s lions cause cheetahs to go extinct?
The strange case of the wildlife biologist turned cat poisoner is the latest round in a bitter battle over tens of millions of free-roaming feline hunters. By John Carey.