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  • Science, Tech, Math ›
  • Animals & Nature ›

Animals and Nature

Discover profiles, photos, and guides to help you expand your knowledge of the flora and fauna that inhabit our big, beautiful planet.

Science, Tech, Math
  • Amphibians
  • Birds
  • Habitat Profiles
  • Mammals
  • Reptiles
  • Insects
  • Marine Life
  • Forestry
  • Dinosaurs
  • Evolution
View More
Hammerhead Flat Worm, Bipalium sp., Malaysia
Horrifying Hammerhead Worms
Facts About Narwhals, the Unicorns of the Sea
How Common Is Homosexuality in Animals?
  • Lobsters and other decapods are different from vertebrates, but they likely feel pain.
    Do Lobsters Feel Pain?
  • baboons
    100 Unusual Animal Group Names
  • Eastern tent caterpillars on silk tent.
    6 Fascinating Facts About Tent Caterpillars
  • Antarctic krill Euphausia superba
    What Is Krill?
  • Tiger shark (Galeocerdo cuvier), seen from under sunny waters
    Are Tiger Sharks Dangerous?
  • Illustration of an electric eel
    Shocking Electric Eel Facts
  • Tree frog on a rock, Indonesia
    The 8 Main Animal Characteristics
  • Actress Jennifer Lopez arrives at the screening Of 'Ice Age:
    Ice Age Movie Animals
  • american beaver
    12 Important Animals of North America
  • Illustration depicting a prokaryotic cell and a eukaryotic cell, with their important features labeled.
    Prokaryotes Vs. Eukaryotes: What Are the Differences?
  • Alligator
    12 Animal Sex Facts You Might Not Know
  • Illustration, anatomy of Gorilla (Gorilla gorilla)
    The 12 Animal Organ Systems
  • Illustration depicting each of the six basic animal groups
    6 Basic Animal Classes
  • bull shark
    Interesting Bull Shark Facts (Carcharhinus leucas)
  • An extremely colorful chameleon in Indonesia
    10 Facts About Chameleons
  • Closeup of a placozoan
    31 Different Groups of Invertebrates
  • These dunlins belong to the vertebrates, one of the three groups of chordates alive today.
    Chordates
  • Whip scorpion
    Whip Scorpions Look Scary but Don't Sting
  • Peppered moth against a black background
    London's Peppered Moths
  • Tropical Pitcher Plant
    Meet 12 Carnivorous Plants That Eat Everything From Insects to Mammals
  • An orangutan hangs onto a rope at the Semenggoh Wildlife Rehabilitation Center in Kuching, Borneo
    10 Facts About Orangutans
  • Big-eared bat with its wings stretched out
    10 Fascinating Facts About Bats
  • Giraffe grazing top of the acacia thorn tree at wild
    Vertebrates
  • Woman and squirrel on a park bench in an urban area
    The 10 Most Common Urban Animals
  • A picture of a chameleon, a type of craniate
    Craniates - the Animal Encyclopedia
  • Lovebirds
    8 Animals That Mate for Life
  • cow eating grass
    Herbivores: Characteristics and Categories
  • Close up shot of chameleon with multiple shades of green, blue, white, and brown.
    How Common Animals Use Camouflage to Their Benefit
  • Starfish atop coral
    Facts About Invertebrates
  • Dogs are intelligent animals.
    10 Most Intelligent Animals
  • Grizzly Bear Feeds on a Jumping Salmon, Alaska
    How Animals Interact in an Ecosystem
  • 12 Animal Stereotypes and the Truth Behind Them
  • Crab with claws raised.
    Invertebrate Photo Gallery
  • Young dusky leaf monkey
    The 10 Essential Facts to Know About Animals
  • Bearded fireworm
    The Many Species of Segmented Worms and Their Habitats
  • Colorful butterfly perched on a purple flower.
    How Many Animal Species Are There?
  • Blobfish at their appropriate sea depth.
    The 11 Weirdest Fish
  • Snake
    The 11 Most Poisonous Animals
  • How Bat Echolocation Works
  • Chlamydoselachus anguineus or frilled shark.
    Fascinating and Frightening Frilled Shark Facts
  • This lion's mane jellyfish is an example of an invertebrate.
    A Guide to Vertebrates and Invertebrates
  • Queen Termite
    The 11 Longest-Lived Animals
  • Example of a food web
    An Interactive Food Web Game for the Classroom
  • Planet Earth Against Black Background
    A Beginner's Guide to Habitats
  • American pika - Ochotona princeps
    Animal Profiles A to Z: By Scientific Name
  • man holding his nose
    The 11 Smelliest Animals
  • Galapagos giant tortoise - Geochelone elephantopus
    What Is the Difference Between...?
  • Wolves
    Animal Profiles A to Z: By Common Name
  • Bull Elk
    Understanding Sexual Dimorphism
  • saltwater crocodile
    The 25 Biggest Living Things on Earth
  • Grasshopper on a leaf
    The Basics of Population Biology
  • Captive Siberian Tiger, Panthera tigris altaica, Bozeman, Montana, USA
    Quiz: Test Your Knowledge of Endangered Species
  • Mother Love Cheetah is lying down in the grass
    Endangered Species Lesson Plans
  • An aardvark emerges from its underground home
    10 Facts About Aardvarks
  • Nine-banded armadillo
    10 Surprising Facts About Armadillos
  • An albino western diamondback rattlesnake
    4 Senses Animals Have That Humans Don't
  • Horseshoe crab.
    The Horseshoe Crab, an Ancient Arthropod That Saves Lives
  • This Galapagos land iguana is one of about 30,000 species of tetrapods alive today.
    Tetrapods: the Four-By-Fours of the Vertebrate World
  • elephants
    10 Essential Elephant Facts
  • Scientific Classification
    How Animals Are Classified
  • A cutaway view of a typical animal cell illustration
    Animal Cells, Tissues, Organs and Organ Systems
  • More In: Animals & Nature
    • Amphibians
    • Birds
    • Habitat Profiles
    • Mammals
    • Reptiles
    • Insects
    • Marine Life
    • Forestry
    • Dinosaurs
    • Evolution
    View more
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