Today's Rocket Words: Your 5 words and meanings to learn
bird
an animal with a backbone that has feathers, wings and a beak
amphibian
a cold-blooded animal that spends some time on land and in water
mammal
a warm-blooded animal with a skeleton inside its body that grows hair or fur on its skin; mammal mothers produce milk to feed their babies
reptile
a cold-blooded animal that usually has skin covered with scales or bony plates
fish
an animal that lives in water and has fins for swimming and gills for breathing