Insect /ˈɪnsekt/
(noun) any small creature with six legs and a body divided into three parts. Insects usually also have wings. Ants , bees and flies are all insects .
Example: Insects are the most diverse group of animals

caterpillar /ˈkætərpɪlər/
(noun) a small creature like a worm with legs that develops into a butterfly or moth (= flying insects with large, sometimes brightly coloured, wings) . Caterpillars eat the leaves of plants.
Example: I hate caterpillars.

cocoon /kəˈkuːn/
(noun) a cover or case of silk threads that some insects make to protect themselves before they become adults
Example: The caterpillars re-emerge to spin cocoons.

butterfly /ˈbʌtərflaɪ/
(noun) a flying insect with a long thin body and four large, usually brightly coloured, wings
Example: Butterflies are a type of insect with large often brightly coloured wings.

termite /ˈtɜːrmaɪt/
(noun) an insect that lives in organized groups, mainly in hot countries. Termites do a lot of damage by eating the wood of trees and buildings.
Example: I found termites eating up the underside of a board.

ant /ænt/
(noun) a small insect that lives in highly organized groups. There are many types of ant .
Example: The ants were the most prolific of the insects we were likely to encounter daily.

dragonfly /ˈdræɡənflaɪ/
(noun) an insect with a long, thin body, often brightly coloured, and two pairs of large transparent wings. Dragonflies are often seen over water.
Example: My niece likes watching dragonflies.

cricket /ˈkrɪkɪt/
(noun) a game played on grass by two teams of 11 players. Players score points (called runs ) by hitting the ball with a wooden bat and running between two sets of vertical wooden sticks, called stumps .
Example: I saw a cricket in the garden yesterday morning.

grasshopper /ˈɡræshɑːpər/
(noun) an insect with long back legs, that can jump very high and that makes a sound with its legs
Example: They also eat insects, especially grasshoppers, and crickets.

mantis /ˈmæntɪs/
(noun) a large green insect that eats other insects. The female mantis often eats the male.
Example: One mantis may be kept on its own as a pet.

roach /rəʊtʃ/
(noun) a cockroach (= a large brown insect with wings, that lives in houses, especially where there is dirt)
Example: My son hates roaches.