Weird Animals

An artist's reconstruction of the two tardigrade species found preserved in a pebble-sized piece of amber in Canada.

Rare Fossils Give Clues to How Tardigrades Survived Mass Extinctions by Hitting the Snooze Button

Scientists have only four known tardigrade fossils, which preserve insights into how the hardy critters evolved their hibernation-like superpower of cryptobiosis

The cotton candy lobster caught by Joseph Kramer.

Rare 1-in-100-Million 'Cotton Candy' Lobster Found off the Coast of New Hampshire

A rare genetic mutation gives the crustacean its unique hues but also makes it more vulnerable to predators

A jar containing Ascaris, a parasitic worm that affects over one billion people worldwide

Parasites Are Everywhere. Why Do So Few Researchers Study Them?

Aging parasitologists are working hard to inspire more students to enter the field

An illustration of the taco-shaped Odaraia, which researchers say likely swam upside-down and trapped prey in its spine-covered legs.

Taco-Shaped Creature Had a 'Major Edge' in Evolution—and 30 Pairs of Spiny Legs

This shrimp-like arthropod was among the first to have a mandible, and it used a complex feeding mechanism during the Cambrian explosion, according to a new study

For some animals, romance goes more smoothly when it comes with gifts.

When It Comes to Romantic Gift-Giving, Humans Aren’t Alone. Snails, Birds and Flies All Woo Each Other With Presents

Throughout the animal kingdom, sweethearts bestow offerings with their amorous advances

Mai Fahmy captured videos of leeches jumping during two separate trips to Madagascar.

Watch Blood-Sucking Leeches Leap From Leaves and Soar Through the Air

New videos may help settle scientists' long-standing debate over whether leeches can jump

While scientists have seen colossal squid before—like this specimen examined by New Zealander researchers in 2014—their interactions have always been with animals that were either pulled from the depths, washed up on shore or otherwise removed from their natural habitat.

Is This the First Recorded Footage of a Colossal Squid Living Freely?

The only sightings of the animals so far have come from corpses or creatures dragged up from the depths

Newly examined fossils suggest monotremes—egg-laying mammals—were once much more abundant in Australia than they are today.

Meet the 'Echidnapus,' an Extinct Creature That Resembles Both the Echidna and Platypus of Today

The species is among three newly identified monotremes, or egg-laying mammals, discovered from fossils in Australia that are shedding light on the odd animals' evolution

The behemoth carcass has attracted lots of curious onlookers to Gearhart Beach.

See the Rare, 2,000-Pound Hoodwinker Sunfish That Washed Ashore in Oregon

The species was only described in 2017 after "hiding in plain sight" for nearly three centuries

Monarchs, some frogs and other animals feed on toxic plants or bugs for protection

A Poisonous Diet Gives These Animals Their Own Toxic Defense

From monarchs to sea slugs, various creatures consume chemicals that keep predators at bay

Bufoceratias wedli, a deep-sea anglerfish

Bizarre Sex Helped Anglerfish Diversify and Dominate the Deep Sea, Study Suggests

Some of these fish perform obligate parasitism, in which males attach to—and then fuse bodies with—the much-larger females

A mother Siphonops annulatus with newborn babies.

Inside the Wild Ways Many Creatures Make Milk

Mammals aren’t the only animals that provide nutritious secretions for their young

Dice snakes feigned their own deaths with a variety of mechanisms, including filling their mouths with blood (shown right).

Dice Snakes Fake Their Own Deaths With Gory, Poop-Filled Theatrics

When attacked by a predator, the reptiles can play dead with convincing detail, employing blood and feces for the show

A variety of plants and animals go through periods where they are dormant or in the dark.

Move Over, Cicadas: These Living Things ‘Go Dark’ For a Long Time, Too

From frogs to orchids, many organisms go dormant or move underground for lengthy stints

Rangers look for tiny footprints in the sand and dig trenches to find the moles, which spend most of their lives underground.

Tiny and Rare, a Blind Mole That 'Swims' Through Desert Sand Is Spotted in Australia

Typically seen just five to ten times per decade, the elusive species has now been found for the second time in six months

A beetle collection used for scientific study

Why Do So Many Beetle Species Exist?

Diet played a key role in the evolution of the vast beetle family tree

Wildlife biologists are trying to figure out what's killing smalltooth sawfish and other species in Florida.

Florida Fish Are Mysteriously Dying After 'Spinning and Whirling,' and Scientists Can't Explain It

The abnormal behavior has raised special concerns about the endangered smalltooth sawfish, an odd-looking ray with chainsaw-like teeth, as 28 of them have died

Imagine dragons—or go for a dive in the Pacific Ocean and keep an eye out for this astonishing two-inch sea slug known as Goniobranchus sp. 1.

Dive Into the Exotic World of Nudibranchs, the Spectacular Slugs of the Sea

Psychedelic hedgehogs, purple pineapples, living strawberries—these tiny creatures show off their big personalities off the Australian coast

A scarlet macaw

14 Fun Facts About Parrots: They Can Sing, Use Tools and Live a Long, Long Time

And one species can even weigh as much as a house cat

Eastern coyotes—a subspecies that has coyote, wolf and domestic dog DNA—run in a West Virginia forest.

Five Shocking Animal Hybrids That Truly Exist in Nature, From Narlugas to Grolar Bears to Coywolves

The now-famous “virgin” stingray Charlotte is not having hybrid babies, scientists say. But in nature, distinct species sometimes interbreed to produce surprising offspring

Page 1 of 37