Found 16 results
Filters: Author is Powers, D. R.  [Clear All Filters]
2013
S. D. Powers, Powers, D. R., Langland, K. M., Friesen, C. R., and Mason, R. T., “The Importance of Female Temperature in the Attraction of Courting Males in Red-Sided Garter Snakes (Thamnophis sirtalis parietalis)”, Integrative and Comparative Biology, vol. 53, pp. E353-E353, 2013.
2012
D. R. Powers, Friesen, C. R., Mason, R. T., and Michaelson, J. B., “The Energetic Cost of Courtship in Male vs. Female Red-Sided Garter Snakes (Thamnophis sirtalis parietalis)”, Integrative and Comparative Biology, vol. 52, pp. E140-E140, 2012.
P. E. Copenhaver, Powers, D. R., Friesen, C. R., and Mason, R. T., “Energy Investment in Copulatory Plug Production by Large vs. Small Male Red-Sided Garter Snakes (Thamnophis sirtalis parietalis)”, Integrative and Comparative Biology, vol. 52, pp. E229-E229, 2012.
D. R. Powers, Getsinger, P. W., Tobalske, B. W., Wethington, S. M., Powers, S. D., and Warrick, D. R., “Respiratory evaporative water loss during hovering and forward flight in hummingbirds”, Comparative Biochemistry and Physiology a-Molecular & Integrative Physiology, vol. 161, pp. 279-285, 2012.
2011
J. B. Michaelson, Powers, D. R., Friesen, C. R., and Mason, R. T., “The Role of Innate Metabolic Capacity in the Courtship Behavior of Male Red-Sided Garter Snakes (Thamnophis sirtalis parietalis)”, Integrative and Comparative Biology, vol. 51, pp. E227-E227, 2011.
2010
B. W. Tobalske, Biewener, A. A., Warrick, D. R., Hedrick, T. L., and Powers, D. R., “Effects of flight speed upon muscle activity in hummingbirds”, Journal of Experimental Biology, vol. 213, pp. 2515-2523, 2010.
J. A. B. Michaelson, Powers, D. R., Friesen, C. R., and Mason, R. T., “Energy Investment during Courtship by Male vs. Female Red-Sided Garter Snakes (Thamnophis sirtalis parietalis)”, Integrative and Comparative Biology, vol. 50, pp. E267-E267, 2010.
2009
C. R. Friesen, Powers, D. R., and Mason, R. T., “Cost of male courtship: Using whole group metabolic rate to assess cost of courtship”, Integrative and Comparative Biology, vol. 49, pp. E230-E230, 2009.
B. W. Tobalske, Hedrick, T. L., Biewener, A. A., Warrick, D. R., and Powers, D. R., “Effects of flight speed upon muscle activity and metabolic rate in hummingbirds”, Comparative Biochemistry and Physiology a-Molecular & Integrative Physiology, vol. 153A, pp. S122-S122, 2009.
D. R. Warrick, Tobalske, B. W., and Powers, D. R., “Lift production in the hovering hummingbird”, Proceedings of the Royal Society B-Biological Sciences, vol. 276, pp. 3747-3752, 2009.
2007
B. W. Tobalske, Warrick, D. R., Clark, C. J., Powers, D. R., Hedrick, T. L., Hyder, G. A., and Biewener, A. A., “Three-dimensional kinematics of hummingbird flight”, Journal of Experimental Biology, vol. 210, pp. 2368-2382, 2007.
2005
D. R. Warrick, Tobalske, B. W., and Powers, D. R., “Aerodynamics of the hovering hummingbird”, Nature, vol. 435, pp. 1094-1097, 2005.
J. O. Ranola, Tobalske, B. W., Warrick, D. R., and Powers, D. R., “Circulation in the wake of the flying hummingbird: Effects of thresholding and vortex decay”, Integrative and Comparative Biology, vol. 45, pp. 1181-1181, 2005.
B. W. Tobalske, Warrick, D. R., and Powers, D. R., “Effect of wing design on wake structure in small flying birds”, Integrative and Comparative Biology, vol. 45, pp. 1084-1084, 2005.
2004
B. W. Tobalske, Warrick, D. R., and Powers, D. R., “Dynamics of the hummingbird wake during forward flight over a wide range of speeds”, Integrative and Comparative Biology, vol. 44, pp. 652-652, 2004.
D. R. Warrick, Tobalske, B. W., and Powers, D. R., “Kinematic symmetry and aerodynamic asymmetry in the hovering flight of hummingbirds”, Integrative and Comparative Biology, vol. 44, pp. 661-661, 2004.