An illustration of a simple loaf of bread with one end cut off.

Loaf of Bread

An illustration of a simple loaf of bread with one end cut off.

"Butterfly, Grub or Caterpillar, and Pupa or Chrysalis" — Goodrich, 1859

Stages of Development of a Butterfly

"Butterfly, Grub or Caterpillar, and Pupa or Chrysalis" — Goodrich, 1859

Cockchafer's are harmful attack the roots of plants.

Grub of the Cockchafer

Cockchafer's are harmful attack the roots of plants.

The larvae of crane flies are known as grubs and leather jackets. The gnats live in water during their larval condition.

Crane Fly

The larvae of crane flies are known as grubs and leather jackets. The gnats live in water during their…

"After attaching themselves to the walls of the stomach, the botfly larva are nourished by the blood and lymph of the host until the following spring, when they pass on through the canal, burrow through the ground, and transform into the adult about two weeks later." — Davison, 1906

Botfly Larva

"After attaching themselves to the walls of the stomach, the botfly larva are nourished by the blood…

The grub is the larva of a beetle.

Grub

The grub is the larva of a beetle.

Illustration of two small corn (maize) kernels being eaten by maggots. One maggot is still inside one of the kernels.

Maize Kernels Destroyed by Maggots

Illustration of two small corn (maize) kernels being eaten by maggots. One maggot is still inside one…

Caterpillar, larvae of the moth and butterfly, are harmful to plants. These caterpillars sucker feet on the hinder rings of the body.

Codlin Moth and Grub

Caterpillar, larvae of the moth and butterfly, are harmful to plants. These caterpillars sucker feet…

Nut weevil is the common name of balaninus nucum. The weevil is one third of an inch long with an egg shaped body. The body is brown or black and covered with gray, yellowish gray, or white gray hairs.

Nut Weevil and Grub

Nut weevil is the common name of balaninus nucum. The weevil is one third of an inch long with an egg…

The larva of the onion fly are maggots or footless grubs. Many live in the interior of roots, stems, or leaves of plants.

Larva and Chrysalis of the Onion Fly

The larva of the onion fly are maggots or footless grubs. Many live in the interior of roots, stems,…

Ladybugs are a type of small beetle. The larvae feed on aphides, making them beneficial to horticulturalists.

Grub of a Seven Spotted Ladybug

Ladybugs are a type of small beetle. The larvae feed on aphides, making them beneficial to horticulturalists.

A bug that feeds on the seeds of the clover and other plants.

Clover Weevil

A bug that feeds on the seeds of the clover and other plants.