Relier Pairs Arthropods matchingVersion en ligne Match the sentences about arthropods. par Evaristo Jaén García 1 spiders 2 Their bodies have three parts: 3 insects 4 The biggest group of invertebrates is 5 arthropods with more than a hundred of legs 6 Many of them have the head, thorax and abdomen arthropods have six legs centipedes and millipedes. antennae and some have wings too have eight legs.