New York University
New York University: Sex and Sexual Selection
Describes some mechanisms in reference to the choosing of a mate. Both selection processes of males and of females are described. Discusses group sexual selection models and nonsexual selection models.
PBS
Pbs Learning Media: The Red Queen
An example of the Red Queen hypothesis, the sexual population of Mexican Poeciliid fish is able to keep up with a changing environment, while the asexual populations are not as successful. From Evolution: "Why Sex?" Video length: 4 min....
Other
Biology: Evolution of Sexual Reproduction
This paper, the work of a Ph.D. researcher, presents an interesting discussion of the reasons that assexual reproduction is not used by most organisms. Toward the end is a specific discussion of reproduction in plants. Advantages and...
BiologyWise
Biology Wise: The Meaning of Gametic Isolation
Gametic isolation is a form of reproductive isolation that prevents successful breeding between two different species. The mechanism is explained here and examples are provided.