Foreword
Animals in danger
Animal kingdom
What is an animal?
Animal behavior
An animal's life cycle
World habitats
Animals in danger


Mammals
What is a mammal?
Marsupials
Flying mammals
Insect eaters
Bats
Listening bats
Primates
New world, old world
The unique gelada
Apes
Prosimian primates
Rodents
A world of rodents
Beaver engineers
Whales and dolphins
A world of whales
Mother and calf
Dolphin communication
Dogs
Born for the cold!
Bears
Saving giant pandas
Cats
Lion teamwork
A world of cats
Playing to survive
Weasels and their relatives
At home with sea otters
Civets and relatives
Seals and sea lions
I am the walrus
Elephants
Elephant family
Dugong and manatees
Horses and zebras
Giraffe and okapi
Rhinoceroses
Battling hippos
Camels and relatives
Deer
Cattle and antelope
Wildebeest migration


Birds
What is a bird?
A world of birds
Birds of a feather
Birds of prey
Bald eagle
Silent owls
Gamebirds
Seabirds and shorebirds
Penguins
The wandering albatross
Pelicans and relatives
Waterbirds
Migration: Snow geese
Kingfishers and relatives
Flamingos
Herons and relatives
Parrots
Hummingbirds
Woodpeckers and toucans
Amazing nests
Perching birds
Starlings
A world of eggs


Reptiles
What is a reptile?
Reptile birthday
Tortoises and turtles
Snakes
Lizards
Chameleons
Geckos, skinks, and others
Iguanas, monitors, and relatives
Crocodiles and alligators


Amphibians
What is an amphibian?
Salamanders and newts
Frogs and toads
Marine toad
Poison dart frogs
Frogs and toads


Fish
What is a fish?
A world of sharks
The big-headed hammerhead
Killer sharks?
Skates and rays
Bony fish
Schools
Fishing for prey
Giant grouper
Deep-sea fish
Spawning salmon


Invertebrates
What is an invertebrate?
Sponges
Sea anemones
Jellyfish
Corals
Worms
Mollusks
Slugs and snails
Octopuses and squid
A world of shells
Arthropods
Dragonflies and damselflies
Stick and leaf insects
Grasshoppers and crickets
Mantids
Cockroaches
Bugs
Treehoppers
A world of beetles
Wetas
Ants
Termites
Bees and wasps
Flies
Butterflies and moths
Moths and butterflies
Scorpions
Spiders
Spider silk
Crustaceans
Spider crabs
Centipedes and millipedes
Echinoderms
Glossary.