Tympanuchus cupido

del Hoyo, J.; Elliott, A.; Sargatal, J. 1994. Handbook of the Birds of the World, vol. 2: New World Vultures to Guineafowl. Lynx Edicions, Barcelona, Spain.

IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: http://www.iucnredlist.org. (Accessed: 19 June 2012).

Rich, T.D.; Beardmore, C.J.; Berlanga, H.; Blancher, P.J.; Bradstreet, M.S.W.; Butcher, G.S.; Demarest, D.W.; Dunn, E.H.; Hunter, W.C.; Inigo-Elias, E.E.; Martell, A.M.; Panjabi, A.O.; Pashley, D.N.; Rosenberg, K.V.; Rustay, C.M.; Wendt, J.S.; Will, T.C. 2004. Partners in flight: North American landbird conservation plan. Cornell Lab of Ornithology, Ithaca, NY.

Schroeder, M. A.; Robb, L. A. 1993. Greater Prairie-chicken Tympanuchus cupido. In: Poole, A.; Gill, F. (ed.), The birds of North America No. 36, pp. 1-24. The Academy of Natural Sciences, Philadelphia and the American Ornithologists' Union, Philadelphia and Washington, D.C.

Westemeier, R. L.; Brawn, J. D.; Simpson, S. A.; Esker, T. L.; Jansen, R. W.; Walk, J. W.; Kershner, E. L.; Bouzat, J. L.; Paige, K. N. 1998. Tracking the long-term decline and recovery of an isolated population. Science 282(5394): 1695-1698.