The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• Adler, T. 1995. DNA Tests Identify Hoatzin's Cousins. Science News, 148: 388.
• Beebe, C. W. (1909). A contribution to the ecology of the adult Hoatzin. Zoologica. 3, 43-66.
• BirdLife International 2009. Opisthocomus hoazin
• De Schauensee, R. 1964. The Birds of Colombia. Narberth, PA: Livingston Publishing Company.
• DeQueiroz, K. and D. A. Good. 1988. The scleral ossicles of Opisthocomus and their phylogenetic significance. Auk 105(1):29-35.
• Dominguez-Bello, M. G., F. Michelangeli, M. C. Ruiz, A. Garcia, and E. Rodriguez. 1994. Ecology of the folivorous hoatzin (Opisthocomus hoazin) on the Venezuelan plains. Auk. 111(3):643-651.
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• Grahm, F. 1990. Avian Cattle. Audubon, 92: 12-14.
• Grajal, A. 1995. Structure and function of the digestive tract of the hoatzin (Opisthocomus hoazin): A folivorous bird with foregut fermentation. Auk 112(1):20-28.
• Hedges, S. B., M. D. Simmons, M. A. M. VanDijk, G. J. Caspers, W. W. DeJong, and C. G. Sibley. 1995. Phylogenetic-relationships of the hoatzin, an enigmatic South-american bird. Proceedings of the National Academy of Sciences of the United States of America 92(25):11662-11665.
• Hughes, J. M. and A. J. Baker. 1999. Phylogenetic relationships of the enigmatic hoatzin (Opisthocomus hoazin) resolved using mitochondrial and nuclear gene sequences. Mol. Biol. Evol. 16:1300-1307.
• Hughes, J., A. Baker. 1999. Phylogenetic relationships of the enigmatic hoatzin (Opisthocomus hoazin) resolved using mitochondrial and nuclear gene sequences. Molecular Biology & Evolution, 16: 1300-1307.
• Jong, W. W., and Sibley, C. G. 1995. Phylogenetic relationships of the hoatzin, an enigmatic South American bird. Proc. Natl. Acad. Sci. USA 92:11662-11665.
• Korzun, L. P., C. Erard, J. P. Gasc, and F. J. Dzerzhinsky. 2003. Adaptation of the Hoatzin (Opisthocomus hoazin) to folivory. Distinctive morphological and functional features of its bill and hyoid apparatus. Comptes Rendus Biologies 326(1):75-94.
• Korzun, L. P., C. Erard, J. P. Gasc, and F. J. Dzerzhinsky. 2003. Biomechanical features of the bill and and jaw apparatus of cuckoos, turacos and the hoatzin in relation to food acquisition and processing. Ostrich 74(1-2):48-57.
• Ramo, C. and B. Busto. 1984. The hoatzin (Opisthocomus-hoazin) - Some data on its nesting in Venezuela. Biotropica 16(4):330-331.
• Sorenson, M. D., E. Oneal, J. García-Moreno, and D. P. Mindell. 2003. More taxa, more characters: the hoatzin problem is still unresolved. Molecular Biology and Evolution 20:1484-1499.
• Stotz, D., J. Fitzpatrick, T. Parker, D. Moskovits. 1996. Neotropical Birds. Chicago: The University of Chicago Press.
• Strahl, S. 1988. The Social Organization and Behavior of the hoatzin Opisthocomus-hoazin in Central Venezuela. Ibis, 130: 483-502.
• Strahl, S. D. 1988. The social organization and behaviour of the hoatzin Opisthocomus hoazin in central Venezuela. Ibis 130(4):483-502.
• Strahl, S., A. Grajal. 1991. A bird with the guts to eat leaves. Natural History, Aug. '91: 48-55.
• Thomas, B. T. 1996. Family Opisthocomidae (Hoatzin). Pages 24-32 in Handbook of the Birds of the World. Vol. 3. Hoatzin to Auks. J. del Hoyo, A. Elliott, and J. Sargatal, eds. Lynx Edicions, Barcelona.
• Zahler, P. 1997. Crazy Like a Hoatzin. International Wildlife, 27: 35-39.