Animals & Wildlife

128955538.jpg - Photo © Borut Furlan / Getty Images.

Know Your Nudibranchs

The desert biome is, in general, a dry boime. It includes terrestrial habitats that receive very little rainfall each the year, generally less than 50 centimeters. - Photo © Alan Majchrowicz / Getty Images.

Desert Biome: The Driest of All Terrestrial Biomes

Common Seal - Phoca vitulina - Photo © Planet Pictures / Getty Images.

Common Seals: The Harbor Seals

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Animals & Wildlife
The Latest in Animals & Wildlife
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Do You Know These 10 Essential Owl Facts?
How much do you know about owls? Here are 10 essential owl facts, ranging from how these predatory birds hunt to how smart they actually are.
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Can You Identify These 30 Different Invertebrate Groups?
A slideshow of the 31 different types of invertebrates, ranging from amoeba-like placozoans to worms, lobsters, and octopuses.
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How Much Do You Know About Mollusks?
Mollusks include creatures as widely divergent in appearance and behavior as snails, clams and cuttlefish. In this slideshow, you'll learn 10 facts about these fascinating invertebrates.
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How Much Do You Really Know About Bears?
Here are 10 essential bear facts, ranging from how these animals hibernate to how they communicate.
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Do You Know These 10 Fascinating Jellyfish Facts?
Ninety-five percent water, equipped with millions of stinging cells, jellyfish are some of the most beautiful (and most dangerous) animals on earth.
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An Animal Can't Live Without These 12 Organ Systems
Animals are characterized by their wide array of organ systems, which help these organisms breathe, reproduce, and respond to their environment. Here's a slideshow of the 12 main animal organ systems.
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Can You Name the Six Different Types of Animals?
In this slideshow, you'll discover the six main animal groups, ranging from the simplest (invertebrates) to the most complex (mammals).
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Do You Know These 10 Essential Fish Facts?
The world's oceans, lakes, and rivers harbor tens of thousands of fish species. Here are 10 essential facts about fish that everyone should know.
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Do You Know These 10 Basic Invertebrate Facts?
The vast majority of animals on earth are invertebrates—animals that lack backbones and internal skeletons. Here are 10 invertebrate facts everyone should know.
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A Beginner's Guide to Bird Classification
In this slideshow, you'll learn about the 30 main bird groups, ranging from albatrosses to woodpeckers.
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10 Fun Facts About Reptiles
They're nowhere near as common as they were 100 million years ago, but reptiles are still some of the most distinctive animals on earth.
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Want to Donate Your Money to Wildlife? Here's Where to Go
Do you want to donate your money to a reputable, and effective, wildlife conservation organization? Here's our list of the 10 best, ranging from the World Wildlife Fund to the National Audubon Society.
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Meet the 21 Orders of Mammals
Are you familiar with the 21 orders, or groups, of mammals? This slideshow will take you on a guided tour, ranging from tiny aardvarks (order Tubulidentata) to much bigger whales and dolphins (order Cetacea).
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The Eight Traits That Make an Animal an Animal
What exactly is it that defines an animal? Here's a slideshow of the eight main animal characteristics, ranging from multicellularity to sexual reproduction.
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These Eight Traits Separate Mammals From Other Vertebrates
What makes mammals different from other vertebrate animals? Here's a slideshow of the eight main mammal characteristics, ranging from hair to four-chambered hearts.
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