Science mysteries 1-4 Animals through time

a place where people dig rocks out of the ground to use for construction

• quarry

• habitat

• fossil

• breed

the remains of animals or plants that lived long ago

• fossils

• traits

• habitat

• extinct

qualities that make animals different from one another

• traits

• habitats

• selections

• breeds

the place where an animal lives

• habitat

• quarry

• fossil

• trait

when there are no more of an animal's kind living on Earth

• extinct

• endangered

• fossils

• threatened

an animal that mostly eats meat

• omnivore

• carnivore

• herbivore

an animal that mostly eats plants

• omnivore

• carnivore

• herbivore

an animal that eats both meat and plants

• omnivore

• carnivore

• herbivore

choosing a trait that you want to see more of in an animal

• selection

• breeding

• traits

a specific group of animals with a similar appearance

• breed

• characteristics

• traits

• selections