Tympanuchus

Tympanuchus is a small genus of birds in the grouse family. They are commonly referred to as prairie chickens. The genus contains three species: * Sharp-tailed grouse, Tympanuchus phasianellus * Greater prairie-chicken, Tympanuchus cupido * Heath hen (Tympanuchus cupido cupido) * Attwater's prairie chicken (Tympanuchus cupido attwateri) * Tympanuchus cupido pinnatus * Lesser prairie-chicken, Tympanuchus pallidicinctus The two prairie-chickens are particularly closely related and look extremely similar.

Tympanuchus

Tympanuchus is a small genus of birds in the grouse family. They are commonly referred to as prairie chickens. The genus contains three species: * Sharp-tailed grouse, Tympanuchus phasianellus * Greater prairie-chicken, Tympanuchus cupido * Heath hen (Tympanuchus cupido cupido) * Attwater's prairie chicken (Tympanuchus cupido attwateri) * Tympanuchus cupido pinnatus * Lesser prairie-chicken, Tympanuchus pallidicinctus The two prairie-chickens are particularly closely related and look extremely similar.