Extinction

The team's findings reflect the toll of the ivory trade and habitat destruction.

Ivory From 16th-Century Shipwreck Yields Clues to African Elephants' Decline

Researchers extracted DNA from tusks found in the wreckage of the "Bom Jesus," a treasure-laden vessel that sank in 1533

An artist's illustration of a newly described species of ichthyosaur called Thalassodraco etchesi swimming in the Late Jurassic seas off the coast of England.

Amateur Fossil Hunter Discovers New 'Sea Dragon' Species on British Beach

Researchers think the new species may have been a deep diving specialist, due to its cavernous ribcage and enlarged eyes

The pterosaurs were flying reptiles that lived in the age of the dinosaurs. This is an artist's illustration of a member of the genus Pteranodon, which included some of the largest known flying reptiles. 

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Study Reveals Humble Origins of Flying Pterosaurs

Tiny, flightless reptiles called lagerpetids may have given rise to the largest flying animal ever to have lived on Earth

This discovery offers a new theory to how the world's most ferocious predator went extinct more than 3 million years ago.

Megalodons, the Ocean's Most Ferocious Prehistoric Predators, Raised Their Young in Nurseries

The fossils shed light on how these sharks were raised and what led to their ultimate demise

Humans once lived alongside megafauna such as this elephant bird, giant lemurs, dwarf hippos and giant tortoises on Madagascar.

Droughts and Human Interference Wiped Out Madagascar's Gigantic Wildlife 1,500 Years Ago

The species had survived droughts before, but human interference was the final nail in the mega-sized coffin

A female megalodon model, based on a set of teeth discovered in the Bone Valley Formation in Florida, hangs in The Smithsonian National Museum of Natural History.

How Cannibalism in the Womb May Have Made Megalodon a Titanic Terror

A new analysis of shark body size offers clues as to why the 50-foot-long prehistoric shark grew so large

The Yonahlossee salamander is a woodland species from the southern Appalachian Mountains in the United States

Here's How You Can Help Amphibians in the Fight Against Extinction

We now know that the killer chytrid fungus originated in Asia and that humans unintentionally spread it around the world

A great spotted woodpecker eats a hazelnut. Bird beaks may have allowed the animals to eat seeds and nuts after an asteroid hit the earth, wiping out many forms of life.

Why Birds Survived, and Dinosaurs Went Extinct, After an Asteroid Hit Earth

Paleontologists think that beaks may have given birds an advantage over other creatures

A photo of a highland wild dog in Papua, Indonesia. A new genetic study confirms that these wild dogs are in fact a surviving population of the New Guinea singing dog, which was thought to be extinct in the wild.

Thought to Be Extinct, New Guinea’s Singing Dogs Found Alive in the Wild

A new genetic study confirms that the unique dogs, thought to be extinct in the wild, still exist outside of human care

An artist's rendering of the 250-million-year-old animal Lystrosaurus in a hibernation-like state.

Hibernation May Be a 250-Million-Year-Old Survival Trick

Paleontologists studying this strange creature’s tusks say they’ve found evidence the animal slowed its metabolism during hard times

The stomach of a 15-foot fossil ichthyosaur excavated in China contained this massive chunk of another large marine reptile. The ichthyosaur swallowed its prey shortly before it died and was fossilized.

This 15-Foot Ichthyosaur Died With a 13-Foot Meal in Its Stomach

The shocking size of the marine predator’s quarry may force paleontologists to rethink the marine reptile’s role in the Triassic ecosystem

New research suggests painting eyes on cattle behinds can help protect them from predators.

Painting Eyes on Cow Butts Could Save Cattle and Lion Lives

The four-year study in Botswana found cattle with eye marks painted on their behinds were less likely to be killed by predators

An illustration of the 30-foot-long, dinosaur eating crocodilian Deinosuchus.

30-Foot 'Terror Crocodile' Ambushed Dinosaurs at Water’s Edge

Study says the five-ton extinct reptiles had teeth the size of bananas

A lifelike restoration using the remains of a baby woolly rhinoceros recovered from the Siberian permafrost. The specimen was nicknamed Sasha after the hunter who discovered it.

Climate Change, Not Hunting, May Have Doomed the Woolly Rhinoceros

Populations of the Ice Age icon were healthy right up until their extinction, suggesting they crashed precipitously as the planet warmed

An artist's illustration of the Triassic reptile Tanystropheus hydroides hunting with its long neck.

Study Reveals This Mysterious, Super Long-Necked Triassic Reptile Was a Marine Hunter

The creature’s neck was stiff like a giraffe’s and was nearly three times the length of its torso

A 99-million-year-old piece of amber trapped this worker hell ant grasping an ancient relative of modern cockroaches in its unique jaws, which swung upwards unlike all modern ants.

Amber Fossil Shows 'Hell Ant' Was Unlike Anything Alive Today

The 99-million-year-old ant had scythe-like jaws that swung upward to pin prey against a horn-like head appendage

Side-by-side renderings of the marsupial saber-tooth Thylacosmilus atrox (left) and the saber-tooth cat Smilodon fatalis (right).

This Marsupial Sabertooth Was No Killer Cat

Long fangs caused many to assume Thylacosmilus was a slashing predator, but new research suggests it was a scavenger with a preference for leftovers

On the shores of Pechevalavato Lake in Russia's Yamalo-Nenets region, people dig for more pieces of a mammoth skeleton first found by reindeer herders.

Woolly Mammoth Skeleton With Intact Ligaments Found in Siberian Lake

Part of the extinct animal's foot was recovered from the water with well-preserved, millennia-old soft tissue

A white tip reef shark swims above the reef near the Gambier Islands, French Polynesia in 2018

Reef Sharks Are in Serious Danger of Extinction

Researchers found that the sharks are 'functionally extinct' in 20 percent of coral reefs surveyed

A North Atlantic right whale off the coast of Cape Cod in 2015

North Atlantic Right Whales Now Listed as 'Critically Endangered'

Just about 400 of the whales survive in the wild, and they continue to die at an alarming rate

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