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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 |