sperm to fertilize eggs than do the other two species and shows very little distinction between ... number of taxa with external fertilization, many of which.
in a Free-Spawning Invertebrate. DON R. LEVITAN. Ecology Program, School of Life and Health Sciences, University of Delaware,. Newark, Delaware 19716.
BY THOMAS F. HANSEN & DAVID HOULE. "Organisms.. have not done nearly as much evolving as we should reasonably expect". Williams (1992, p 128).
Contents. 1. Introduction. 274. 1.1. Evaluating distribution, abundance, and diversity of .... sumed to the point that coral reefs crumble and recovery of damaged reefs ..... tion on what is really a multidimensional interconnected network of causal.
David Houle* and Locke Rowe. Department of ... of information: studies of natural selection in the field and studies of ... 1996; Dudley 1996a, 1996b). However, tests of ..... fecundity vials was also measured at least 2 d after eclosion. PPC2.
1997, 1998; Greenlee & Callaway 1996; Bertness &. Leonard 1997; Callaway ...... Reynolds, H. L., Hungate, B. A., Chapin III, F. S. & D'Antonio,. C. M. 1997.
Dominance of mutations with effects on life-history ... Present address: Department of Life Sciences, Arizona State. University West, Phoenix, AZ 85069, USA.
sampling technique is given elsewhere (James and Shugart, 1970). Measurements ..... subjected to a type of multivariate technique known as Fisher's classical.
Mar 22, 2004 - Increasing the likelihood of fertilization can be energetically costly to both adults and ... variety of egg sizes could result in a similar number of settling offspring. Although the ...... energetic trade-off; given a certain amount of energy, sperm can move quickly for a short ... sperm (or pollen) and retain eggs.