ladybug

Any of numerous small, rounded, usually colorful beetles of the family Coccinellidae, often reddish with black spots and feeding primarily on other insects, including pests such as scale insects and aphids.

A ladybird: the more common name in the United States and in some parts of England.

Same as ladybird.

any beetle of the Coccinellidae family of beetles, typically having a round shape and a colorful shell.

small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests