A. Sandler, G. Atkins, M. McLarty, M. McCormick, S. Henson, and J. Hayward. 2013. Features of copulation and the copulation call in Glaucous-winged Gulls (Larus glaucescens). 131st Stated Meeting of the American Ornithologists’ Union, Chicago, Illinois, 16 August.
D. Burton, S. Henson, and J. Hayward. 2013. Onset of synchrony in avian ovulation cycles. Annual Meeting of Michigan Academy of Science, Arts, and Letters, Hope College, Michigan. 22 March.
A. Sandler, G. Atkins, M. McLarty, M. McCormick, S. Henson, and J. Hayward. 2013. Copulation call and behavior of Glaucous-winged Gulls (Larus glaucescens). 40th Annual Meeting of the Pacific Seabird Group, Portland, Oregon, 20–24 February.
B.G. Payne, S. M. Henson, J. L. Hayward, L. C. Megna, and S. R. Velastegui Chávez. 2013. Temporal dynamics of Galápagos marine iguana (Amblyrhynchus cristatus) haulout. Joint Mathematics Meetings, American Mathematical Society and The Mathematical Association of America, San Diego, 10 January.