1. Mammals: breast feed, don’t lay eggs(except for pladapuses), warm blooded, have hair of fur
2. Fish: breath through gills, no limbs, live underwater, Cold blooded
3. Biggest vertebrate: blue whale
4. Invertebrates: don’t have a spine/ backbone, anthropoids,
5. Biotic: living
6. Interactions: animals eat other animals and keep the population stable(equilibrium), animals also eat plants, plants get energy from water and the sun,
7. Birds: have feathers, lay eggs, warm blooded
8. Reptiles: have dry scaly skin, lay eggs, cold blooded
9. Vertebrates and Invertebrates
10. Mammals, birds, reptiles, fish, amphibians
11. Amphibians: live on land and under water, lay eggs, cold blooded