» For the guineafowl butterflies, see Hamanumida. The guinea fowl (sometimes called guinea hen) are a family of birds in the Galliformes order, although some authorities (for example the American Ornithologists' Union) include the guinea fowl as a subfamily, Numidinae, of the family Phasianidae. The guinea fowl are native to Africa, but the Helmeted Guinea fowl has been domesticated and both feral and wild-type birds have been introduced elsewhere. Description and ecology This's a family of in… (More on Guineafowl)