Hawk moth : Any moth of the family Sphingidae, of which there are numerous genera and species. They are large, handsome moths, which fly mostly at twilight and hover about flowers like a humming bird, sucking the honey by means of a long, slender proboscis. The larvae are large, hairless caterpillars ornamented with green and other bright colors, and often with a caudal spine. See Sphinx, also Tobacco worm, and Tomato worm.

Example:


Taxonomy
species, Pittaway, Sphingidae, Scoble, hawk moths, moths, Larvae, sphinx moths, Adults, nectar, flowers, family Sphingidae, hawk moth, Kitching, proboscis, hawkmoth, Bee, Daphnis nerii.

Defination from the web:
moths commonly known as hawk moths, sphinx moths or hornworms, their life cycle and host plants, with a gallery of photographs. ... (Redirected from Hawk moth) Jump to: navigation, search. This article needs additional citations for verification. ...