1) Vertebrates a) have a skeleton b) don't have a skeleton 2) Fish have theirbody covered with a) fur or hair b) scales 3) Fish and birds a) lay eggs b) don't lay eggs 4) Mammals a) don't produce milk b) produce milk for their young 5) Jellyfish a) have tentacles to move b) don't move 6) Mammals a) have cold blood b) have warm blood 7) Reptiles a) don't produce milk for their young b) produce milk for their young 8) Worms a) haven't got legs b) have legs 9) arthropods (like insects and spiders) a) have an internal skeleton b) have an external skeleton

Vertebrates and invertebrates characteristics

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