	Michael J. Ryan Clark Hubbs Regents Professor in Zoology, Section of Integrative Biology
Lab web site	Education \| Research Interests \| Instruction \| Awards \| Publications
E-mail: mryan@mail.utexas.edu Office: PAT 107 (512) 471-5078 Lab: BIO 108 (512) 475-6164 Fax: (512) 471-3878	Education B.A., Biology, Glassboro State College, 1975 M.S., Zoology, Rutgers University, 1977 Ph.D., Neurobiology and Behavior, Cornell University, 1982 Research Interests Dr. Ryan studies animal behavior. Most of his work has addressed sexual selection and communication in frogs and fish. He is especially interested in integrating an understanding of the mechanisms of communication involved in mate attraction with the evolutionary consequences of sexual selection. More information - see a longer description (with pictures) of Dr. Ryan's research interests and more information on the Ryan lab. Instruction 2006: BIO 338L - Animal Communication BIO 384K - Advanced Topics in Animal Communication Awards/Honors 2006, Fellow of the Animal Behavior Society 2001, Fellow of the American Academy of Arts and Sciences 1997, Guggenheim Fellow 1997, Distinguished Visiting Professor, James Cook University, Townsville, Australia 1996, Distinguished Visiting Professor, University of Torino, Italy 1995, Distinguished Herpetologist, Herpetologists' League 1994, Erskine Fellow, University of Canterbury, Christchurch, New Zealand 1985, Jasper Loftus-Hills Young Investigator Award, American Society of Naturalists 1982-1984, Miller Fellow, University of California, Berkeley Publications full publications listing (with pdf files) Boul, K.E.; W.C. Funk; C.R. Darst; D.C. Cannatella; M.J. Ryan. in press. Sexual selection drives speciation in an Amazonian frog. Proceedings of the Royal Society, London series B. online Page, R.A.; Ryan, M.J. 2006. Social transmission of novel foraging behavior in bats: Frog calls and their referents. Current Biology 16:1201-1205. Phelps, S.M.; Rand, A.S.; Ryan, M.J. 2006. A cognitive framework for mate choice and species recognition. The American Naturalist 167:28-42. Griddi-Papp, M.; Rand, A.S.; Ryan, M.J. 2006. Complex call production in túngara frogs. Nature 441:38. Hoke, K.L.; Ryan, M.J.; Wilczynski, W. 2005. Acoustic social cues shift functional connectivity in the hypothalamus. Proceedings of the National Academy of Sciences, USA. 102:10712-10717. Ryan, M.J. 2005. The evolution of behavior, and integrating it towards a complete and correct understanding of behavioral biology. Journal of Animal Biology 55:419-439. Ryan, M.J.; Rand, A.S. 2003. Mate recognition in túngara frogs: A review of some studies of brain, behavior, and evolution. Acta Zoologica Sinica 49:713-726. Ryan, M.J.; Rand, W.; Hurd, P.L.; Phelps, S.M.; Rand. A.S. 2003. Generalization in response to mate recognition signals. The American Naturalist 161:380-394. Ryan, M.J.; Rand, A.S. 2003. Sexual selection and female preference space: How female túngara frogs perceive and respond to complex population variation in acoustic mating signals. Evolution 57:2608-2618. Autumn, K.; Ryan, M.J.; Wake, D.B. 2002. Integrating historical and organismal biology enhances the study of adaptation. Quarterly Review of Biology 77:383-408. Phelps, S.M.; Ryan, M.J.; Rand, A.S. 2001. Vestigial preference functions in neural networks and túngara frogs. Proceedings of the National Academy of Sciences USA 98:13161-13166. Ryan, M.J.; Phelps S.M.; Rand A.S. 2001. How evolutionary history shapes recognition mechanisms. Trends in Cognitive Science 5:143-148. Ryan, M.J.; Getz, W. 2000. Signal decoding and receiver evolution: An analysis using an artificial neural network. Brain, Behavior and Evolution 56:45-62. Ryan, M.J. 1998. Receiver biases, sexual selection and the evolution of sex differences. Science. 281:1999-2003. Ryan, M.J.; Rand, A.S. 1995. Female responses to ancestral advertisement calls in the túngara frog. Science 269, 390-392. Schlupp, I.; Marler, C.A.; Ryan, M.J. 1994. Benefit to male sail fin mollies of mating with heterospecific females. Science 263:373-374. Kirkpatrick, M.; Ryan, M.J. 1991. The paradox of the lek and the evolution of mating preferences. Nature 350:33-38. Ryan, M.J.; Fox, J.H.; Wilczynski, W.; Rand, A.S. 1990. Sexual selection for sensory exploitation in the frog Physalaemus pustulosus. Nature 343:66-67. Ryan, M.J.; Wilczynski, W. 1988. Coevolution of sender and receiver: effect on local mate preference in cricket frogs. Science 240:1786-1788. Ryan, M.J.; Wagner, W. 1987. Asymmetries in mating preferences between species: female swordtails prefer heterospecific mates. Science 236:595-597. Tuttle, M.D.; Ryan, M.J. 1981. Bat predation and the evolution of frog vocalizations in the Neotropics. Science 214:677-678. Ryan, M.J. 1980. Female mate choice in a Neotropical frog. Science 209:523-525. Books Ryan, M.J. (editor). 2001. Anuran Communication. Smithsonian Institution Press, Washington D.C. Fritzsch, B.; Ryan, M.; Wilczynski, W.; Hetherington, T.; Walkowiak, W. (editors). 1988. The Evolution of the Amphibian Auditory System. John Wiley and Sons, New York. Ryan, M.J. 1985. The Túngara Frog, A Study in Sexual Selection and Communication. University of Chicago Press, Chicago. 230 pp.

Michael J. Ryan

Clark Hubbs Regents Professor in Zoology, Section of Integrative Biology

Education | Research Interests | Instruction | Awards | Publications

E-mail:
mryan@mail.utexas.edu
Office:
PAT 107
(512) 471-5078
Lab:
BIO 108
(512) 475-6164
Fax:
(512) 471-3878

Education

B.A., Biology, Glassboro State College, 1975
M.S., Zoology, Rutgers University, 1977
Ph.D., Neurobiology and Behavior, Cornell University, 1982

Research Interests

Dr. Ryan studies animal behavior. Most of his work has addressed sexual selection and communication in frogs and fish. He is especially interested in integrating an understanding of the mechanisms of communication involved in mate attraction with the evolutionary consequences of sexual selection.

More information - see a longer description (with pictures) of Dr. Ryan's research interests and more information on the Ryan lab.

Instruction

2006:

BIO 338L - Animal Communication
BIO 384K - Advanced Topics in Animal Communication

Awards/Honors

2006, Fellow of the Animal Behavior Society
2001, Fellow of the American Academy of Arts and Sciences
1997, Guggenheim Fellow
1997, Distinguished Visiting Professor, James Cook University, Townsville, Australia
1996, Distinguished Visiting Professor, University of Torino, Italy
1995, Distinguished Herpetologist, Herpetologists' League
1994, Erskine Fellow, University of Canterbury, Christchurch, New Zealand
1985, Jasper Loftus-Hills Young Investigator Award, American Society of Naturalists
1982-1984, Miller Fellow, University of California, Berkeley

Publications

full publications listing (with pdf files)

Boul, K.E.; W.C. Funk; C.R. Darst; D.C. Cannatella; M.J. Ryan. in press. Sexual selection drives speciation in an Amazonian frog. Proceedings of the Royal Society, London series B. online
Page, R.A.; Ryan, M.J. 2006. Social transmission of novel foraging behavior in bats: Frog calls and their referents. Current Biology 16:1201-1205.
Phelps, S.M.; Rand, A.S.; Ryan, M.J. 2006. A cognitive framework for mate choice and species recognition. The American Naturalist 167:28-42.
Griddi-Papp, M.; Rand, A.S.; Ryan, M.J. 2006. Complex call production in túngara frogs. Nature 441:38.
Hoke, K.L.; Ryan, M.J.; Wilczynski, W. 2005. Acoustic social cues shift functional connectivity in the hypothalamus. Proceedings of the National Academy of Sciences, USA. 102:10712-10717.
Ryan, M.J. 2005. The evolution of behavior, and integrating it towards a complete and correct understanding of behavioral biology. Journal of Animal Biology 55:419-439.
Ryan, M.J.; Rand, A.S. 2003. Mate recognition in túngara frogs: A review of some studies of brain, behavior, and evolution. Acta Zoologica Sinica 49:713-726.
Ryan, M.J.; Rand, W.; Hurd, P.L.; Phelps, S.M.; Rand. A.S. 2003. Generalization in response to mate recognition signals. The American Naturalist 161:380-394.
Ryan, M.J.; Rand, A.S. 2003. Sexual selection and female preference space: How female túngara frogs perceive and respond to complex population variation in acoustic mating signals. Evolution 57:2608-2618.
Autumn, K.; Ryan, M.J.; Wake, D.B. 2002. Integrating historical and organismal biology enhances the study of adaptation. Quarterly Review of Biology 77:383-408.
Phelps, S.M.; Ryan, M.J.; Rand, A.S. 2001. Vestigial preference functions in neural networks and túngara frogs. Proceedings of the National Academy of Sciences USA 98:13161-13166.
Ryan, M.J.; Phelps S.M.; Rand A.S. 2001. How evolutionary history shapes recognition mechanisms. Trends in Cognitive Science 5:143-148.
Ryan, M.J.; Getz, W. 2000. Signal decoding and receiver evolution: An analysis using an artificial neural network. Brain, Behavior and Evolution 56:45-62.
Ryan, M.J. 1998. Receiver biases, sexual selection and the evolution of sex differences. Science. 281:1999-2003.
Ryan, M.J.; Rand, A.S. 1995. Female responses to ancestral advertisement calls in the túngara frog. Science 269, 390-392.
Schlupp, I.; Marler, C.A.; Ryan, M.J. 1994. Benefit to male sail fin mollies of mating with heterospecific females. Science 263:373-374.
Kirkpatrick, M.; Ryan, M.J. 1991. The paradox of the lek and the evolution of mating preferences. Nature 350:33-38.
Ryan, M.J.; Fox, J.H.; Wilczynski, W.; Rand, A.S. 1990. Sexual selection for sensory exploitation in the frog Physalaemus pustulosus. Nature 343:66-67.
Ryan, M.J.; Wilczynski, W. 1988. Coevolution of sender and receiver: effect on local mate preference in cricket frogs. Science 240:1786-1788.
Ryan, M.J.; Wagner, W. 1987. Asymmetries in mating preferences between species: female swordtails prefer heterospecific mates. Science 236:595-597.
Tuttle, M.D.; Ryan, M.J. 1981. Bat predation and the evolution of frog vocalizations in the Neotropics. Science 214:677-678.
Ryan, M.J. 1980. Female mate choice in a Neotropical frog. Science 209:523-525.

Books

Ryan, M.J. (editor). 2001. Anuran Communication. Smithsonian Institution Press, Washington D.C.
Fritzsch, B.; Ryan, M.; Wilczynski, W.; Hetherington, T.; Walkowiak, W. (editors). 1988. The Evolution of the Amphibian Auditory System. John Wiley and Sons, New York.
Ryan, M.J. 1985. The Túngara Frog, A Study in Sexual Selection and Communication. University of Chicago Press, Chicago. 230 pp.