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science
| Term | Definition |
|---|---|
| amphibian | a type of vertbrate that has mist skin and legs as an adult |
| bird | a type of vertebrate that has feathers |
| fish | a type of vertebrate that breaths through gills and spends its life in water |
| invertebrate | an animal without a backbone |
| mammal | a type of vertebrate that has hair or fur and gives birth to live young |
| oxygen | a gas that animals need to live and plants give off into the air |
| reptile | a type of vertebrate that has dry skin covered with scales |
| vertebrate | an animal wih a backbone |