What is a vertebrate? - An animal with a backbone, What is the main differences between vertebrates and invertebrates? - Vertebrates have a backbone, but invertebrates do not., Why do you think having a backbone is an advantage for vertebrates? - Having a backbone helps vertebrates move more easily and gives them strength., How do mammals take care of their young? - Mammals usually take care of their young by feeding them milk, I am a vertebrate, I lay eggs and I breathe with my gills. What am I? - Amphibians, The only mammals that lays egg is called - Platypus,

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