Daniel York

Daniel York

Professor of Biology
“It might seem unfair to reward a person for having so much pleasure over the years, asking the maize plant to solve specific problems and then watching its responses.”
— Barbara McClintock

Faculty Information

Additional Faculty Information for Daniel York


Ph.D. in Biological Sciences, Museum of Zoology, The University of Michigan, 1995
Dissertation: Taxonomic and Functional Implications of Dorsal Scale Characters in the Viperidae (Reptilia: Serpents)

M.S. in Life Sciences, Specialty in Ethology, The University of Tennessee, 1983
Thesis: Agonistic and Reproductive Behaviors in the Malayan Pit Viper (Calloselasma rhodostoma)

B.A. in Psychology and Zoology, The University of Tennessee, 1979


Republic of South Africa NRF (National Research Fund) Workshop: Transforming the National Zoological Gardens into a National Research Facility

Republic of South Africa DEAT (Department of Environmental Affairs and Tourism) & Gauteng Provincial Government DACE (Department of Agriculture, Conservation, and Environment) and the Gauteng Association of Zoos: Current understanding of the level of subspeciation of the leopard (Panthera pardus) and the ability to determine subspeciation using genetics.

Nature Conservation Trust South Africa, Jubatus Cheetah Reserve. Conservation genetics of cheetah (Acinonyx jubatus) and meeting with Howard Buffett, chairman.

Publications and Presentations

Genetic Diversity, Evolutionary History and Implications for Conservation of the Lion (Panthera leo) in West and Central Africa. In Journal of Biogeography, (2011): 1-11.

Sunquist, F. The Secret of the White Lion. In National Geographic Kids Magazine, (2009). Daniel York quoted for children’s magazine article. In National Geographic WILD, (2008). Return of the White Lion. National Geographic program that includes 3 interviews with Daniel York on preserving the genetics of white lions. Filmed in Johannesburg, South Africa.

Global Genetic Diversity of African Lions. South African Society of Systematic Biology Conference Presentation, Stellenbosch, South Africa, 2005.

The Royal Lions of Morocco: A North African and Asiatic Link. Pan African Association of Zoos and Aquaria Conference, Pretoria, South Africa, 2005.

Genetic Affinity of North African and Asiatic Lions (Panthera leo). Department of Genetics Colloquium talk, University of Pretoria, Pretoria, South Africa, 2005.

A Comparison of Heterozygosity Levels of Ex Situ African Lions, Panthera leo, from the Republic of South Africa, with Six in Situ African Lion Populations. Poster Session, American Genetic Association, Conservation Genetics Conference, Front Royal, Virginia, 2003.

Important Phylogenetic Considerations When Identifying and Segregating Subspecies. 2nd International Symposium on Assisted Reproductive Technologies in Conservation, Omaha, Nebraska, 2002.

What’s in a name? Taxonomy, philosophy, and conservation: who or what are we trying to save? Pan African Association of Zoological Gardens Aquaria and Botanical Gardens Conference, Johannesburg, South Africa, 2002.

Animal Use and Care in a Small Liberal Arts College. Invited Speaker, National Academy of Sciences, Office of Laboratory Animal Welfare, Animal Welfare Act Public Hearing, Washington, D.C., 2001.

York, D.S., V. Blum, J. Low, D.J. Rowold, V. Puzyrev, V. Saliukov, O. Odinokova, R.J. Herrera. Phylogenetic signals from point mutations and polymorphic Alu insertions. Genetica 107, (1999): 163-170.

Novick, G.E., C.C. Novick, J. Yunis, E. Yunis, P.A. de Mayolo, W.D. Scheer, P.L. Deininger, M. Stoneking, D.S. York, M.A. Batzer, R.J. Herrera. Polymorphic Alu insertions and the Asian Origin of Native American Populations. Human Biology 70(1), (1998): 23-39.

York, D.S., T.M. Silver, and A.A. Smith. Innervation of the supranasal sac of the Puff Adder. Anat. Record 251, (1998): 221-225. Information Content in Trees Estimated from Allelic Frequencies. Human Evolution Symposium, Cold Spring Harbor Laboratory, Cold Spring Harbor, New York, 1997.

Brooding in the Malayan Pit Viper, Calloselasma rhodostoma: Temperature, Relative Humidity, and Defensive Behavior. Herpetological Journal, 1, (1988): 210-214.

Species and Sex-Differences in Substrate Preference and Tongue Flick Rate in Three Sympatric Species of Water Snakes (Nerodia). Journal of Comparative Psychology, 98, 4, (1984): 358-367.

The Combat Ritual of the Malayan Pit Viper (Calloselasma rhodostoma). Copeia, 3, (1984): 770-772.