WHAT IS AN INSECT?

An insect is an arthropod –a – a creature that has an exoskeleton eleton (a hard shell on the outside), e), a body made up of segments, s, and jointed legs.

All insects are arthropods, ds, but not all arthropods are insects. ects. Spiders, centipedes, crabs and crayfish are also arthropods. s. But the word “insect” only refers rs to arthropods that live on land d with: ih