MAMMALS
What are mammals? How are they different from other animals? How many species are there? Why are they warm-blooded? What advantages do hair and sweat offer? What's the real reason they're the dominant land animals? Why do elephants have trunks? How big is a blue whale? How does kangaroo hopping work? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to mammals. Watch giant pandas live with our Giant Panda Video Cam, join big cat expert Dave Salmoni as he tries to befriend wild lions, see wolves fight off a hungry grizzly bear and much more. What are you waiting for? START EXPLORING!
BIRDS
What sets birds apart from other animals? Are they really "bird-brained" or are they actually quite smart? What's the world's largest bird? What's the smallest? What's the highest flying bird in the world? Are penguins actually great parents? Do all ducks quack? How do hummingbirds hover? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to wild birds. Watch an eagle in flight; see an owl attack a mouse; watch penguins flee from a leopard seal; find out why vultures are so gluttonous and why peacocks are such a fashion disaster; piece together duck puzzles; test your penguin smarts and much more. What are you waiting for? START EXPLORING!
INVERTEBRATES
What are invertebrates? How much do they have in common with one another? What are the different types? What makes an insect different from a worm? What do corals and jellyfish have in common? Just how intelligent are octopuses? What's the world's largest invertebrate? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to invertebrates. Watch a black widow spider on the prowl, see an octopus attack a diver; meet the deadly box jellyfish, explore the wonderful world of wild butterflies and much more. What are you waiting for? START EXPLORING!
REPTILES
What separates reptiles from other animals? What does it mean to be cold-blooded? Can reptiles walk on water? How many different kinds are there? How do snakes kill their prey? Is the saltwater crocodile the world's largest reptile? How long can turtles live? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to reptiles. Watch king cobras fighting, see an alligator stunt take a wrong turn, witness a Komodo dragon stalking its prey, meet the world's oldest known living animal and much more. What are you waiting for? START EXPLORING!
FISH
How do fish breathe underwater? What are their fins for? How do they swim? Can certain fish breathe air or survive on land? How many types of fish are there, and what are they? What is the world's smallest fish? What's the biggest? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to fish. Go nose-to-nose with an unwelcome great white shark, quiz yourself on deadly sea creatures, watch an eel bite off a human thumb, get an up-close look at how stingrays are put together, track giant, filter-feeding basking sharks and much more. What are you waiting for? START EXPLORING!
AMPHIBIANS
What makes amphibians so unique? What are they like as tadpoles? How do they change in order to live a life on land? When did they first evolve? Are most of them going to go extinct? What's the largest living amphibian? Do frogs need to drink water? If a salamander loses its tail, will it grow back? How are toads different from frogs? Find out the answers to these and many more questions in Animal Planet.com's ultimate guide to amphibians. Learn what makes one frog such a great dad, and another such a fashion disaster; meet fascinating species such as the Chinese giant salamander; explore red salamander anatomy and more. What are you waiting for? START EXPLORING!