1001 Space Earth Nature Evolution Fossils and Prehistoric Life Dinosaurs Simple Animals Insects and Spiders Fish Amphibians Reptiles Birds Sea Mammals Land Mammals Plant Kingdom How Plants Live Unusual Plants Ecology Conservation Animal Behaviour Pets and Farm Animals History Human World Science and Technology

Simple Animals How does a cone shell hunt? How do you get ink from an octopus? Why does a crab have a shell? Why does a sea urchin have spines? Why do squid change colour? What colour is a worm's blood? How many legs does a centipede have? Why do scorpions dance? What is coral made from? What is inside an earthworm's body? What shape is an amoeba? What use is a skeleton? Are sea anemones animals or plants?   Previous: Back to Simple Animals Book: 1001 Section: Nature Chapter: Simple Animals