Dolphins are 'literally acting like jerks' by beating up baby manatees

Bottlenose dolphins have been observed trying to kill Antillean manatee calves, and researchers don't fully understand what's going on.

R. Allen Gardner, 91, Dies; Taught Sign Language to a Chimp Named Washoe

He and his wife and collaborator made headlines with their finding that they could communicate with a young ape using the language of the deaf.

The Marvelous Physics of Swarming Midges

There’s more in that cloud of bugs than meets the eye.

As Animal-Assisted Therapy Thrives, Enter the Cats (Published 2018)

More research is done on the therapeutic benefits of dogs than on cats and other animals. But there are signs of change.

Giraffes Prefer a Fair Fight

Researchers found that the long-necked mammals spar with partners of similar stature.

Bruce Is a Parrot With a Broken Beak. So He Invented a Tool.

The bird is a kea from New Zealand, and his fabrication of an instrument to help him preen his feathers appears to be unique, researchers say.

ADN y suerte: la fórmula para reunir a una elefanta huérfana y su mamá

Nania ha sobrevivido a la separación de su familia de elefantes del bosque en Burkina Faso. Sus cuidadores esperan que las pruebas de ADN ayuden a devolverla a la naturaleza con su familia.

Black Vulture Attacks on Animals May Be Increasing

But some bird experts say reports of increasing predation by black vultures in the Midwest may be overblown.

Searching for Bird Life in a Former ‘Ocean of Forest’

A century after museum collectors surveyed Colombia’s avian fauna, a new generation of researchers returns to see what remains, and what has changed.

Opinion | I Can’t Stop Wondering What’s Going On Inside My Cat’s Head

How my new pets got me to consider life’s deepest mysteries.

Female Hummingbirds Avoid Harassment by Looking Like Males

Among white-necked Jacobin hummingbirds, those with plumage that resembles colors found on males get harassed less.

‘Totally Surprising and Rather Horrifying’: Giant Tortoises Eat Baby Birds

For the first time, scientists in the Seychelles captured footage of one of the hulking reptiles stalking and killing a helpless chick.

Some Bat Pups Babble Just Like Human Babies

Pups of one bat species show a remarkable similarity to infants of our own species in the way they emit complex streams of syllables.

Fatal Attraction: Scientists Blame Sea Snake Attacks on Sex Drive

Sea snakes aren’t angry when they aggressively swim at divers, scientists say. They’re just confused and looking to mate.

What Can We Learn From a Cat Charging Into a Baseball Game?

A demonstration of grace even in the most baffling of circumstances.

What Can We Learn From a Cat Charging Into a Baseball Game?

A demonstration of grace even in the most baffling of circumstances.

A Woolly Mammoth’s Tusks Reveal a Map of Where It Roamed in Life

The technique used to reconstruct the animal’s 28-year journey across prehistoric Alaska could solve mysteries about the demise of the elephant-like mammals.

Barry the Owl Brought Us Together. What Will We Do Without Her?

A community formed in Central Park around a barred owl with a charming, people-friendly personality. Saying goodbye isn’t easy.

Giraffes May Be as Socially Complex as Chimps and Elephants

A review of earlier research shows giraffes have the markings of social creatures, including friendships, day care and grandmothers.

Sneaky Thieves Steal Hair From Foxes, Raccoons, Dogs, Even You

It’s simple: Mammals have hair or fur. Birds want it.