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3rd grade Science
Vocab Pages A-40-A81
| Question | Answer |
|---|---|
| amphibian | animal that begins life in water and moves to land as an adult |
| bird | animal that has feathers, wings, and two legs |
| fish | animal that lives in water its whole life |
| gills | body parts that take in oxygen from the water |
| inherit | how animals get traits from their parents |
| mammal | animal that has fur or hair |
| reptile | land animal with dry skin, covered with scales |
| scales | small, thin, flat plates that help protect fish |
| trait | a body feature an animal inherits |
| species | group of related organisms |
| extinct | gone forever |
| threatened | steadily going down in number |
| fossil | evidence of an organism that lived long ago |
| endangered | in danger of becoming extinct |