Animals

Researcher Jack Ashby initially suspected a crow was responsible for the toad's skinning, but after examining the photo, he concluded that an otter was the more likely culprit

Why Otters Disembowel Toads Before Eating Them

The unfortunate amphibian likely fell victim to an otter, which skinned it to avoid ingesting the deadly toxins found in its glands

The Toad mountain harlequin frog is one of more than 500 species endangered by the fungal outbreak

World's Deadliest Pathogen On Record Devastates More Than 500 Amphibian Species—and We Don't Know How To Stop It

The powerful fungus essentially 'eats' its victim's skin alive, weakening the system before triggering cardiac arrest

A Florida manatee winters in the warm waters of Crystal River.

There's Only One Place in the United States Where It's Legal to Swim With Wild Manatees

In Citrus County, Florida, hundreds of the gentle giants winter in the warm waters of Crystal River

Mini mum fits comfortably on a human's thumbnail

Meet 'Mini mum,' 'Mini scule' and 'Mini ature,' Three New Frog Species Among the World's Smallest

The newly discovered amphibians are all about the size of a thumbnail or smaller

Scotty’s skeleton is scheduled to go on view at the Royal Saskatchewan Museum in May 2019

Meet Scotty, the Largest and Longest-Lived T. Rex Ever Found

The dinosaur weighed an estimated 19,555 pounds and likely lived into its early 30s

Colors in nature can be produced by both pigments that absorb some light and microscopic structures that change the wavelength of light.

How Do Scientists Know What Colors Prehistoric Animals Were?

Fossil expert Maria McNamara explains how paleontologists are starting to investigate the hues of the past

Thousands of Invasive Cane Toads Overtake Florida Community

A mild winter and rain has led to a spring explosion of the amphibians, which are clogging pool filters, lawns and driveways

One way of distinguishing these zebras from one another? Their stripes

The High-Tech, Humane Ways Biologists Can Identify Individual Animals

Humans have driver's licenses and fingerprints, but cows have nose-prints and zebras have "StripeCodes"

Around 20 percent of the time, the bears returned a playmate’s expression within one second of seeing it

Sun Bears Mimic Each Other’s Facial Expressions to Communicate

Previously, precise facial mimicry has only been observed in humans and gorillas

Keepers suspect that the mother might already be pregnant with a second.

Is That Wallaby Sprouting a Second Head?

Last week, the first baby wallaby to be born at the Smithsonian's National Zoo in three decades poked its head out of its mother’s pouch

Some People's Brains Can Sense Earth's Magnetic Field—but No, It Doesn't Mean We Have Magnetoreception 'Superpowers'

A new experiment reveals signs our brains may respond to changes in Earth's magnetic field, but it's unclear whether it impacts behavior

Ewe can't hurry love.

Healthy Baby Lambs Born Using World's Oldest Sperm

Ram semen survived 50 years frozen in liquid nitrogen, matched insemination success rate of sperm frozen for just one year

Honey gathered from urban beehives offers a surprisingly accurate measure of surrounding communities’ air quality

How Urban Beehives Can Help Researchers Detect Air Pollution

Trace elements found in honey may be able to lead researchers straight to the source of environmental contamination

Hungry Otters Are Creating a Unique Archaeological Record

By bashing mussel shells onto stones, otters leave behind traces of their activity

The Carcasses That Mountain Lions Leave Behind Power Entire Insect Ecosystems

A new study shows 215 species of beetles rely on the big cats' leftovers

Woman Attacked by Jaguar at Arizona Zoo Says She Was ‘In the Wrong’

She had been trying to get a photo of the animal, which reached through its cage and clamped down on her arm

Dog Walks Are Good Exercise for Seniors—But Be Careful, Fractures Are on the Rise

Injuries caused by walking a dog on a leash have doubled in the last 15 years for Americans aged 65 and over

Expansion packs featuring birds of every continent are currently in the works

This New Scientifically Accurate Board Game Is for the Birders

"Wingspan" features 170 unique species cards filled with real-world information, life-like illustrations

Previously, the only known member of the genus spotted on Sulawesi was T. fulvicornis, a species described in 1885.

These 103 Beetle Species Have a Mix of Pop Culture-Inspired Names

Entomologists named the newly discovered species after Star Wars Jedi master Yoda, Greek goddess Artemis, French comic book character Asterix

Researchers crossed paths with a pod of Type D whales during a January expedition

A New Orca Species May Have Been Spotted Off the Coast of Chile

Until now, the so-called Type D killer whale has been the stuff of legends, eluding scientists while sneaking snacks off of fishermen's lines

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