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Animals

The new species of toadlet, Brachycephalus rotenbergae, opens its mouth in a defensive posture.

Biologists Discover New Species of Glowing Pumpkin Toadlet

The bright orange amphibian, which shines green under UV light, is different from other pumpkin toadlets due to its appearance and call

A female dragon mantis with her forked pheromone gland protruding from her rear abdomen.

New Research

This Mantis Attracts Males With a Y-Shaped, Balloon-Like Pheromone Gland

Female dragon mantises attract mates in the dark by inflating a forked, translucent-green organ that researchers say also wiggles

Researchers identified that ancestral tarantulas arrived in the Americas 120 million years ago during the Cretaceous period.

How Tarantulas Spread to Every Continent Except Antarctica

A new study explains how the arachnids migrated before and after the Gondwana supercontinent split apart

Researchers found low levels of radiation from Cold War nuclear tests in local honey produced in the Eastern United States.

New Research

Fallout From Cold War Nuclear Testing Detected in U.S. Honey

The radiation found doesn’t represent a health risk for humans, but it might impact bees

The invasive jumping worm will thrash and snap its body when touched.

Highly Invasive Jumping Worms Have Spread to 15 States

The invertebrate depletes topsoil of nutrients and makes it difficult for fungi and plants to grow

If cats and dogs made up their own country, they would rank fifth in terms of meat consumption.

We Won’t Be the Only Ones Eating Lab-Grown Meat—Our Pets Will Too

Pet food companies are looking to the future with cell-cultured meat

Although the otters are geriatric, the aquarium staff expects them to make a full recovery.

Otters at Georgia Aquarium Test Positive for Coronavirus

The Asian small-clawed otters may have caught the virus from an asymptomatic staff member

Cher stands with Kaavan, the elephant she helped rescue.

How Cher Helped Rescue the World’s Loneliest Elephant

A new documentary follows the five year struggle to save an elephant named Kaavan from abuse—and seeks to inspire similar efforts around the world

Some designers promote fashion lines based on kente cloth from Ghana.

When Is Kente Cloth Worn and More Questions From Our Readers

You’ve got questions. We’ve got experts

After researchers reviewed the video footage, they found that the wolf slept for long periods of time but in between naps, also frequented the Ash River to hunt for fish.

Experience a Day in the Life of a Wild Wolf, as Seen in Stunning Collar-Cam Footage

A perfect summer adventure for a wolf in Minnesota seems to be spent fishing and napping

The Indian jumping ant (Harpegnathos saltator).

New Research

This Ant Can Shrink and Regrow Its Brain

Indian jumping ants shrink their brains when they become their colony’s queen, but they can also grow the brain back if they quit the gig

A bearded dragon moves in for a close-up. The Australian lizards face threats from habitat loss and rising temperatures.

In a Warming World, Heat Interferes With Sex Determination in These Australian Lizards

Scientists have discovered how hot temperatures override chromosomes in bearded dragons

As many as 70 orcas cooperatively hunted, killed and ate a roughly 50-foot long blue whale last month off the coast of Australia.

More Than 50 Orcas Hunt and Kill Blue Whale Off Australian Coast

This is one of just a handful of times that orcas have ever been recorded killing a blue whale

Previous research has shown that a gorilla's larger body size is linked to reproductive success and social rank. The chest-beating could be another way for the gorillas to convey their size to others and, in turn, avoid fights that could result in serious injury or death.

Gorillas Beat Their Chests to Communicate With Each Other

The larger male apes have lower frequencies in their pounds and may use chest-beating to signal their social status, strength, and size to others

A new study found rat poison in the bodies of more than 80 percent of 133 dead bald and golden eagles from across the U.S.

New Research

Study Finds Rat Poison in Dead Eagles From Across the U.S.

More than 82 percent of 133 eagles tested had so-called anticoagulant rodenticides in their bodies

Above: This leaf-tailed gecko hatchling receives his medication from a syringe, which he laps up with his impressive tongue.

Smithsonian Voices

Watch How Zookeepers Give Animals Their Meds

It takes more than just a spoonful of sugar to entice compliance from geckos, red pandas, kiwis and monkeys

New research finds lions that have just yawned together are more likely to move in unison.

New Research

Contagious Yawning May Keep Lion Prides in Sync

A study finds after yawning together, lions were 11 times more likely to copy the actions of the individual that yawned first

An engraving from German zoologist Ernst Haeckel's Kunstformen Der Natur, a 1904 book that celebrated the symmetry of nature

From Books Bound in Human Skin to Occult Texts, These Are Literature’s Most Macabre, Surprising and Curious Creations

A new tome takes readers into collector Edward Brooke-Hitching’s “madman’s library”

The dolphins swam in the Grand Canal near St. Mark's Square, Venice's main public square

Dolphins Spotted in Venice’s Grand Canal—for Real This Time

The coast guard and a rescue organization took about two hours to guide the cetaceans out of the canal

A viral video shows an octopus (not pictured) lashing out at an Australian tourist in shallow water.

A Very Angry Octopus Goes Viral After Lashing Out at an Australian Tourist

A video posted to social media captures the cephalopod’s arm-flinging attack

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