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Animals

The red-breasted nuthatch eavesdrops on chickadee conversations to get advanced notice of predators like pygmy owls.

New Research

Nuthatches Heed Chickadees’ Warning Calls—but They’re Wary of False Alarms

Nuthatches prefer to check the facts before they ‘retweet’ chickadees’ alerts

Axolotls can regrow lost limbs, again and again, making them appealing to scientists who want to understand regeneration.

Some Salamanders Can Regrow Lost Body Parts. Could Humans One Day Do the Same?

In recent decades, the idea of human regeneration has evolved from an ‘if’ to a ‘when’

This deer mouse certainly looks pretty stressed and scared.

When Stressed Out, Mice’s Fur Turns Gray Quickly

A new study gives scientific backing to an old adage—and suggests that stress might affect the human body in dramatic ways

The Cape coral snake is a venomous species that lives in arid regions of southern Africa.

New Research

The Future of Antivenom May Involve Mini Lab-Grown Snake Glands

The antiquated technique used to produce antivenom requires injecting venom into horses and this new method may someday remove that step from the process

The mesmerizing rainbow sheen of jewel beetles Sternocera aequisignata might help camouflage them from predators.

Glitzy Beetles Use Their Sparkle for Camouflage

A new study suggests eye-catching iridescence isn’t just for standing out in a crowd—it can conceal, too

Asiatic cheetahs—like this one photographed in Iran—haven't had a stable population in India in decades. Now, the government has clearance to introduce African cheetahs into several wildlife ranges in the Indian subcontinent.

After Decades-Long Battle, Cheetahs Can Be Reintroduced in India

Officials will now move forward with an experimental—and controversial—plan

A researcher holds a platypus for a Melbourne Water study conducted in 2017.

Australia’s Droughts and Fires Present New Dangers to the Platypus

Threats to the semi-aquatic, egg-laying mammals demand action, experts say

A wandering albatross (Diomedea exulans) taking off for flight, carrying a GPS tracker that can detect radar emitted from ships.

Albatrosses Outfitted With GPS Trackers Detect Illegal Fishing Vessels

By utilizing the majestic birds to monitor huge swaths of the sea, law enforcement and conservationists could keep better tabs on illicit activities

The rain brought relief from fire, but coaxed funnel spiders from their hideouts.

Australia Rains Bring Relief From Fires—and a Surge in Deadly Spiders

Encouraged by wet and hot conditions, male funnel-webs spiders are venturing out to find mates

Researchers monitored the decay of feral pig carcasses to understand what happens to ecosystems where many animals have died at once

To Study Mass Die-Offs, Scientists Dumped 15 Tons of Feral Pig Carcasses Into a Field

The rotting, putrefying bodies flooded with insects, attracted scavengers and devastated local plants and microbes

Despite how this iguana looks, it is actually note dead, just cold-stunned. It will likely thaw-out as the sun warms it back up.

Florida’s Weather Forecast? Cold, With a Chance of Iguanas

Stunned by chilly weather, the invasive lizards were dropping out of trees in the Sunshine State

Researchers in India studied whether 160 stray dogs would react to commands like gesturing toward a bowl. This image, taken in 2012, shows street dogs surrounding an Indian tea vendor in Allahabad.

Stray Dogs May Understand Human Signals, Too

A new study has found that strays in India, when presented with two covered food bowls, were more likely to approach the one an experimenter pointed toward

Coyotes are about to enter South America, a move that could soon make the species, native to North America, one of the most widespread carnivores in the western hemisphere.

Coyotes Poised to Infiltrate South America

The crab-eating fox and the coyote may soon swap territories, initiating the first American cross-continental exchange in more than three million years

A wolf puppy named Flea, among 13 pups tested in a new study. Sadly, Flea does not fetch.

Watch Wolf Puppies Play Fetch

New research suggests canines’ love for chasing and returning tossed balls wasn’t purely a product of domestication

A fossil of Parioscorpio venator, a 437-million-year-old scorpion that resembles modern species.

World’s Oldest Scorpions May Have Moved From Sea to Land 437 Million Years Ago

A pair of pristinely preserved fossils suggest scorpions have looked mostly the same since they first crawled onto land

Researcher Alexandra Green, recording cows

Cows Communicate With Unique Moos

A new study has found that the animals use distinct vocalizations across a range of emotional contexts

Even for grasshoppers, being upside-down can be a high (blood) pressure situation.

Like Humans, Grasshoppers Grapple With Gravity’s Effects on Blood Pressure

After putting the insects into a linear accelerator, researchers got some surprisingly weighty results

Española tortoises are reared for five years before being released on the Galápagos' Española Island.

Diego, the 100-Year-Old Tortoise Who Fathered 900 Babies, Returns to the Wild

The breeding program brought the Española tortoise population back from the brink

These scavenging bird could use a lesson or two in manners.

Vulture Poop Has Compromised a Customs and Border Protection Radio Tower in Texas

Officials are scrambling for a solution to the fecal fiasco

The venomous Indian cobra (Naja naja) is one of the deadliest snakes in the world.

Newly Sequenced Indian Cobra Genome Could Lead to Better Antivenoms

A genetic approach could circumvent the pitfalls associated with current antivenom synthesis techniques

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