classifying organisms Linc

An animal with a BACKBONE is called a ________

• vertebrate

• invertebrate

Select all vertebrates:

• mammals

• reptiles

• fish

• amphibians

• birds

mammals are warm blooded

• true

• false

birds are warm blooded

• true

• false

amphibians are _____

• warm blooded

• cold-blooded

reptiles are _____

• warm blooded

• cold-blooded

fish are _____

• warm blooded

• cold-blooded

mammals:

• live on land and/or in water

• breathe air with lungs

• have fur and hair

• have exoskeleton

birds:

• live mostly on land

• breathe air with lungs

• have feathers, wings and toothless beak

• have an exoskeleton

reptiles:

• live on land and in water

• lave lungs that breathe air

• have bodies covered with dry, scaly skin or plates

• have an exoskeloton