Chapter 2 Science Vocabulary
Terms
undefined, object
copy deck
- a series of bones that runs down the back of some animals
- backbone
- an animal that has a backbone
- vertebrate
- a vertebrate that has dry, scaly skin and usually lays eggs on land
- reptile
- a vertebrate that has two legs, lungs, and feathers
- bird
- a vertebrate that starts life in the water and then lives on land as an adult
- amphibian
- an animal that has hair or fur and produces milk for its young
- mammal
- a vertebrate that lives in water
- fish
- an animal that does not have a backbone
- invertebrate
- an invertebrate that has jointed legs, a body with two or more sections, and a hard outer covering
- arthropod
- the very old remains of a plant or animal
- fossil
- a species that has disappeared
- extinct species
- a species that has fewer individuals every year
- endangered species
- the place where a plant or animal lives
- habitat