148 4.2 The pictures show some animals that belong to different groups. D Use the key to classify each animal into the correct class. 1 a has three pairs of legs...... has more than three pairs of legs.... body has many segments (rings) with a pair of legs on each segment....... does not have a pair of legs on each segment... has eight legs......... b has more than eight legs..... 2 a b b 3 a B C E class insects go to 2 class myriapods go to 3 class arachnids class crustacea [5]