9 Tales of Amazing Animal Behavior

What one celebrity pet can tell us about our curious and complicated relationship with animals.

Cranes mate for life. But when one white-naped crane earned the reputation as a black widow, an intrepid zookeeper found an unlikely way to fight extinction.

Tracing the origins of the animal rights movement to one truly bizarre 1922 court case.

Did the octopus evolve its unique intelligence by playing fast and free with the genetic code?

He was the alpha male of the first pack to live in Oregon since 1947. For years, a state biologist tracked him, collared him, counted his pups, weighed him, photographed him, and protected him. But then the animal known as OR4 broke one too many rules.

Using discoveries and anecdotes that span ecology, biology and behavioral science, a conservationist argues that just as we think, feel, use tools and express emotions, so too do the other creatures—and minds—that share the Earth with us.

If the finding is true, they’d be the first invertebrates to join an elite club that includes primates, dolphins and parrots.

If you want to know why the Internet chose cats, you must go to Japan.

Healing a spooked horse takes time, patience, and skill. And maybe a little help from beyond.