General ScienceINSECTS

Insects are invertebrates, or animals without

backbones. They breathe air through holesin their bodies. The body of an insect hasthree main parts called the head,

thorax,andabdomen.

Adult insects usually have three pairs of legs,

one pair of antennae, and two pairs of wings.

An insect does not have bones. Its body has a

hard outer covering. The hard covering is called an exoskeleton, or external skeleton.

Insects

C2 C2