Word Origin and History for semi-Expand before vowels sem-, word-forming element meaning half, part, partly; partial, imperfect; twice, from Latin semi-half, from PIE *semi-half (cf. Sanskrit sami half, Greek hemi-half, Old English sam-, Gothic sami-half).
Well-known rodents include mice, rats, squirrels, prairie dogs, porcupines, beavers, guinea pigs, hamsters, gerbils and capybaras. Other animals such as rabbits, hares, and pikas, whose incisors also grow continually, were once included with them, but are now considered to be in a separate order, the Lagomorpha.
The family Canidae is nicknamed the dog family.. Canidae includes coyotes, dogs, foxes, jackals and wolves; all exibiting great variety in flexibility in diet and behavior as well as complex social organization.The grey wolf is a part of the dog family with Vulpes vulpes.he family Canidae is nicknamed the dog family.. Canidae includes coyotes, dogs, foxes, jackals and wolves; all exibiting great variety in flexibility in diet and behavior as well as complex social organization.