Animals

This photograph of a Japanese macaque, who isn't showing its top teeth in a fear grimace or forced into human clothing, would be considered up to snuff.

Stock Photo Agencies Agree to Pull ‘Unnatural’ Images of Primates

PETA had lobbied against images that perpetuate harmful misconceptions about the animals

Koala populations are expected to drop by 50 percent over the next 20 years

Newly Mapped Koala Genome Unlocks Secrets of Marsupial’s Diet, Susceptibility to Chlamydia

The cuddly creatures can survive on a diet of high-toxin eucalyptus leaves thanks to detoxifying genes

Izzy photographed with the two infants on her back on Friday, June 30.

National Zoo Reports Death of Infant Golden Lion Tamarin

The golden lion tamarin and its sibling were born on Friday, marking the first births of tamarins for the Zoo in a decade

Islandiana lewisi, found in a single cave in southern Indiana

New Spider Species Discovered In Indiana Cave

The translucent sheet-weaving spider shows that scientists haven't yet found everything in our own backyard

What Will It Take to Make Vegan Wool?

A team of Colombian students has created a wool-like material from coconut fibers, hemp and mushroom enzymes

Anemonefish, also known as clownfish, are born androgynous and can shift from male to female in one lifetime.

Alternatives to Heterosexual Pairings, Brought to You By Non-Human Animals

No one quite has this sex thing figured out, but these non-binary animals have some good ideas

Mei Xiang, the female panda in residence at the Smithsonian's National Zoo, may be pregnant with a cub to be born later this summer.

A Primer on the Zoo’s Possibly Pregnant Giant Panda

In anticipation of a potential new cub, here’s a refresher on Mei Xiang and Tian Tian’s storied past

Readers Discuss Our June 2018 Issue

Feedback from our readers

Australian Feral Cats Eat More Than a Million Reptiles Per Day

A new study shows cats snack on 258 reptile species, and could push some to the brink of extinction

A Canines for Conservation handler and his dog inspect a vehicle as a part of a 12-week training course.

It's Pooches vs. Poachers in the Fight Against Wildlife Smugglers

A new breed of law enforcement is on the scene—and its bite is stronger than its bark

Researchers studied delicate hyoid bones, which support and ground the tongue, in fossils like these from Northeast China.

Actually, T. Rex Probably Couldn't Stick Out Its Tongue

The tongues of bird-like dinosaurs and pterosaurs, however, may have been more mobile

Genetic revelations are shifting the story of the Cuban crocodile and raising questions about the right way to conserve it.

The Quest to Preserve the Last of Castro's Crocodiles

Breeders are trying to save a 'pure' Cuban crocodile—but out in the wild, divisions between species are increasingly murky

River eels exposed to cocaine suffered muscle damage and other health effects.

Cocaine in the Water Is Hurting River Eels

When researchers exposed eels to the illicit drug, the animals became hyperactive and suffered muscle damage

This striped dolphin, photographed in the Gulf of Corinth, may be grieving a relative. A new study examines the evidence.

Study Suggests Dolphins and Some Whales Grieve Their Dead

An analysis of 78 instances of cetaceans paying attention to their dead suggests grief may be part of being a highly social animal

Why People Believed Hippos Were Related to Whales

Hippos were once believed to be related to whales. They're both mammals, they both sleep underwater, and they both rise to breathe in their sleep

The early life stages of these oceanic behemoths are a mystery to researchers.

Teeming Manta Ray Nursery Discovered in the Gulf of Mexico

Almost all of the rays in the area are rarely seen juveniles, which can reach wingspans of 23 feet when they grow up

Elephants communicate in low rumbles, each listening for the resulting vibrations in the ground with their feet.

Some Animals Take Turns While Talking, Just Like Humans. Why?

Understanding their courteous exchanges—from frog croaks to elephant rumbles—could shed light on the origins of human conversation

A crab spider spins out fine silk fibers for its aerial dispersal. The image is displayed as a negative to make the silk easier to see.

Before Soaring Through the Air, Tiny Crab Spiders Study the Wind

A recent study sheds new light on spider flight

A wildlife biologist checks a big brown bat for signs of white nose syndrome, which can cause tears or even dime-sized holes in their delicate wings.

Three Ways Bats Could Bounce Back From Devastating White Nose Syndrome

Scientists are testing light therapy, a fungus-killing fungus—and maybe, doing nothing

I can haz more habitats?

The UK's Hedgehogs (and Other Mammals) Are In Danger

The island nation's mammal populations have seen a steep decline in the last two decades, with hedgehog numbers decreasing by two-thirds

Page 81 of 179