Buteo ventralis, a species of bird of prey in the Accipitridae family, found in southern Argentina and Chile

Buteo albicaudatus, a species of hawk found in tropical or subtropical environments across the Americas

Buteo albigula, a species of hawk living in the Andes mountains of South America

(physics) A hypothetical state of the universe prior to the Planck epoch, in which time did not exist, only space.

plural of Hartle-Hawking state

One of 99 counties in Iowa, United States. County seat: Waterloo.

The bird of prey Nisaetus cirrhatus

Synonym of changeable hawk-eagle

plural of privet hawk moth

Sphinx ligustri, a moth found in most of the Palearctic ecozone.