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Access to Mutualistic Endosymbiotic Microbes: An Underappreciated Benefit of Group Living, Peer Reviewed Publications (2008)
"The original publication is available at www.springerlink.com"
A central question in behavioral ecology has been...
Repeated Sampling Affects Tree Swallow Semen Characteristics (with M.L. Green, P.A. Thorpe, M.R. Czarnowski, and H.W. Power), Peer Reviewed Publications (2004)
Male Tree Swallows (Tachycineta bicolor) face intense sperm competition because mated pairs copulate frequently, extra-pair...
Left-sided Directional Bias of Cloacal Contacts During House Sparrow Copulations (with Karen B. Nyland and Patrick A. Thorpe), Peer Reviewed Publications (2003)
Most female birds have only a left ovary and associated oviduct. The entry to the...
Individual, Temporal, and Seasonal Variation in Sperm Concentration in Tree Swallows (with Armetris N. Forman, Matthew R. Czarnowski, and Patrick A. Thorpe), Peer Reviewed Publications (2002)
We determined sperm concentrations in Tree Swallows (Tachycineta bicolor) by manually expressing semen samples from...
Left-sided Directional Bias of Cloacal Contacts During Tree Swallow Copulations (with Aaron D. Petersen and Harry W. Power), Peer Reviewed Publications (2001)
Most female birds have only a left ovary and associated oviduct with entry to the...