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Bring six North American mammals to life with this coloring book.

Explore mammal teeth with this matching game and coloring book.

As a kid, John Flynn had a rock collection and made lots of trips with his family and school to the American Museum o...

Many mammals run and walk. Some hop, swim, and even glide from trees.

The red kangaroo is an amazing mammal. With its powerful hind legs and long tail, it can leap up to 45 feet (13.5 m)...

Animals swim, walk, crawl, slither, squirm, and even fly through the air. They can catch free rides by attaching them...

How do mammals move? Make flipbooks to see six different mammals in action.

On the dry grasslands of eastern Africa, the Thomson's gazelle grazes in the tall grass. Suddenly, it hears a noise a...

How do mammals respond to cold water? Take the plunge into icy water and find out.

Although extinct today, this gopher-sized mammal thrived during the Mesozoic Era for about two million years.

With its furry coat, friendly face, and playful nature, the sea otter is perhaps one of the most endearing animals in...

Manatees were once mistaken for mermaids. In fact, manatees are part of a small group of marine mammals known as &quo...

In 1997, Dolly rocked the world of genetics. Not baaaa'd for a little lamb from Scotland. What was the big deal? She...

Most living things need oxygen to survive. Oxygen helps organisms grow, reproduce, and turn food into energy. Humans...

For Steve Quinn, art and science have always gone hand-in-hand. As a kid, he liked to draw and make clay models of di...

Hundreds of years ago, European sailors placed carved mermaids on the front of their ships as figureheads and told ta...

Ross MacPhee has always loved dirt. It means the opportunity to find lost things--from bones and teeth to pirate trea...

Game

Come explore three different rain forest habitats.

California sea lions are playful, intelligent, and fastin and out of water. Their large flippers enable them to leap...

A dinosaur book led to this paleontologist's lifelong fascination with fossils.

Ross MacPhee has always loved dirt. To him it means the opportunity to find lost things — from bones and teeth to pirate treasure.

Located in the Gobi Desert, this is a fossil "hot spot" for Museum paleontologists.

Bubbling hot springs. Antarctic ice. Deep ocean trenches. The Himalayan peaks. Few organisms can live in any of these...

Mongolia is a large country in the middle of Asia. Its Gobi Desert is a fossil "gold mine" for paleont...

Most mammals that live on land use their legs to get around. But the white-handed gibbon relies mostly on its arms. U...

The giant squid is the largest invertebrate, or animal without a backbone, ever to have lived on Earth!

The blue whale is the largest animal ever to have lived on Earth.

Polar bears are the top predator of the icy Arctic. But these large, furry white mammals have to work hard for their...

Take a peek inside two paleontologists' scrapbook.

Find out how paleontologist John Flynn answered kids' questions.

This real-life "Indiana Jones" led the first AMNH expeditions to the Gobi Desert in Mongolia.

In the 1920s, the first team of Museum paleontologists trekked to the Gobi Desert in Mongolia.

The Asian elephant is one of the largest land mammals in the world. Some people believe that elephants feel joy and s...

The king cobra is the largest venomous snake in the world. Whether slithering on land, climbing trees, or swimming, i...

There are more than 250 kinds of vipers, a family of poisonous snakes. The largest of all is the gabon viper.

The largest mammal at the Museum is interviewed by the largest dinosaur

Kids took the OLogy Challenge and shared their work with us!

Conservation biologist Ana Luz Porzecanski answers kids' questions.
¡TAMBIÉN EN ESPAÑOL!

OLogy learning: Find resources for K-5 grade levels.

The Tibetan antelope, also known as "chiru," is one of the most beautiful mammals in the world.

The Komodo dragon lumbers through the forest on its thick, stocky legs. It sways its head back and forth, flicking it...

Explore this family tree of living things on Earth.

As a conservation geneticist, Yael tries to help endangered species by studying their DNA.

This is one of the oldest known dinosaurs!

This prehistoric relative of living ducks had a long neck, tall legs, webbed feet, and a duck-like head.

Because of the diamond-shaped plates on its back, Stegosaurus was given a name that means "roof lizard."

Every summer, Museum paleontologists join Mongolian scientists to hunt for fossils.

Game

Match up these eight dinosaur fossil photos with their descriptions.

Dug up in the Alxa Desert in China, this is the oldest and most complete therizinosaur ever found.

This theropod belonged to a group called ornithomimids, also called "ostrich-mimics."

Compared to other titanosaurs, Gondwanatitan was a peewee at only about 7.5 meters (25 feet) long.

As you can tell from its body plates and tail spikes, this dinosaur is related to Stegosaurus.

This horned dinosaur had two long spikes on the back of its frill, the bony extension behind its skull.

This plant-eating dinosaur was an ornithopod, as are duck-bill dinosaurs.

With its bird-like features, this animal was mistaken for a giant bird for a while.

Flashback to 80 million years ago in the Gobi Desert. Deltatheridium scurried among dinosaurs.

At age 10, George Barrowclough began bird watching with his dad. He pursued his interest in birds by becoming an orni...

The Sumatran tiger is found in only one place on the Earth -- on the island of Sumatra in Indonesia. Fewer than 500 o...

Growing up, Joel Cracraft loved reading travel and adventure books. In high school, he became interested in ornitholo...

Even though this whale of a whale weighs many tons, the humpback whale can make acrobatic leaps out of the water!

It's no fluke that Howard Rosenbaum is wild about whales -- especially the endangered right whales and humpback whales.

That toothy grin might make you think this is a crocodile or an alligator. But the Yacaré caiman is neither. Caimans...

This mighty member of the cat family is a powerful predator. It can leap up to 30 feet in the air, climb trees, and e...

The name Jurassic conjures images of tremendous dinosaurs roaming the Earth.

Earth was a very different place at the beginning of the Triassic. All of Earth's continents were combined into one s...

One look at Redondasaurus, and you might think it's a crocodile. After all, it has a similar long, armored body, with...

Its brow horns and snout horn inspired this dinosaur's name, which means "three-horned face."

What animal bones did early humans used to build huts? Take a guess!

Happy. Angry. Sad. Emotions, or feelings, tell you if something is important to you. They also tell you what your bod...

Many famous dinosaurs, such as T. rex and Triceratops, first appeared in the Cretaceous Period.

Learn how to look at a bunch of bones and draw what a dinosaur looked like.

Find out how biodiversity depends on you.

How do whales and walruses stay warm in chilly waters? Grab some gloves and find out.

Ornithologists, or scientists who study birds, want to prevent the forests of the Pacific Northwest from being choppe...

The American crocodile has lived on Earth for millions of years, but today their numbers are rapidly declining becaus...

The electric eel is long and narrow like an eel, but it is actually not an eel at all. In fact, electric eels are pro...

Paleontologist Mark Norell answers kids’ questions.

Why does this scientist love studying tiny living things called microbes?

Do you dig the Earth? If so, you'll want to meet Ed.

Create a flounder fish that's hard to spot!

The St. Vincent parrot makes its home on the tropical island of St. Vincent in the Caribbean. These parrots are cover...

California condors are the largest birds in North America. Like all vultures, condors are carrion-eaters. This means...

Tipping the scales at more than 7 pounds, the Goliath is the largest frog in the world. Just two of these frogs weigh...

The hellbender is one of the largest salamanders in North America.

The leatherback is the world's largest turtle. Unlike the bony exterior of other sea turtles, the exterior of the lea...

The mountain gorilla lives high up in the forests of east central Africa.

It's easy to see how the starfish got its name -- with their pointed arms, these creatures look like stars fallen to...

The whooping crane is known as the tallest bird in North America. This long legged creature has been struggling to su...

It only seems like the world's entire ant population attends your picnics.

Cassava is one tough plant because it can grow in poor and unfertile soil in most tropical environments. Cassava is a...

Have you ever seen pond scum -- that thick, smelly layer of slime floating on the surface of the water? That's probab...

Dinoflagellates are tiny, one-celled organisms that live in oceans and freshwater ponds, rivers, and streams. Some di...

Based on fossils of ancient dragonflies, we know these winged insects have been soaring around for at least 300 milli...

Think of giant kelp as the Godzilla of the seaweeds.

Giant puffballs aren't your typical mushrooms.

Most people know red and black spotted ladybird beetles as friendly insects that are fun to pick up and watch fly awa...

If you looked at the contents of a vacuum cleaner bag with a microscope, you'd probably find millions of tiny creatur...

You might think that all mosquitoes are alike, but did you know that there are actually about 2,500 different kinds?...

The Portuguese man-of-war is actually a floating colony of individuals called polyps that are all dependent on each o...

Although the rosy periwinkle stands only one foot tall, in the world of medicine it's a giant.

A rotting log is a mighty tasty meal -- if you're a termite. Termites not only eat wood, some kinds live in it, too....

Not all spiders spin webs to catch their meals. When night falls in Australia, the white-tailed spider hunts its prey...

What do we have in common with sharks, bluebirds, lizards, and toads? We are all vertebrates, or animals with backbon...

Some exotic creatures lurk in the polar seas, but perhaps none is more bizarre than the giant sea spider.

For centuries, orange roughy went mostly unnoticed by humans. These fish thrived in the dark, the cold, and the inten...

This large dark bird is unmistakable soaring in the air along the coast.

The snowy egret is a beautiful sight. An adult egret is distinguished by its dark slender beak, long black legs, and...

Many people have seen the beautiful spiral triton trumpet shell. Unfortunately, most people can see these brown and w...

With their white bellies and dark backs, dolphins can be found jumping above the water, swimming alongside fishing sh...

Vietnam is a country of amazing biodiversity, including many rare and unusual species. One fascinating example is the...

To try to piece together how organisms are related, scientists use cladistics.

Are these rare and colorful creatures flowering plants or animals?

Tracking a gorilla can get hairy. Literally. Just ask George Amato.

From Madagascar to Indonesia, travel around the world with Museum scientists.

This extinct bird weighed over 330 pounds and had heavy legs and tiny wings.

New Caledonia, a tiny island east of Australia, is the only place where an unusual bird called the kagu is found. Abo...

This beautiful tortoise lives in the deserts of Madagascar, an island off the coast of Africa. This reptile gets its...

Dive into the oceans with an ichthyologist.

Discover where starry-eyed Neil has followed his curiosity.