American Institute of Biological Sciences
Action Bioscience: Species, Speciation and the Environment
The American Institute of Biological Sciences offers this article by Niles Eldredge, evolutionary theorist and curator at the American Museum of Natural History. Eldredge begins with Darwin's theories and summarizes subsequent thought,...
American Institute of Biological Sciences
Action Bioscience: How Will the Sixth Extinction Affect Evolution of Species?
Explanation of what might happen in the next mass extinction event on Earth.
BiologyWise
Biology Wise: Genetic Diversity Explained With Examples
Explains what genetic diversity is, things that cause it, factors that affect it negatively, and why it is so important. Includes examples of the presence and absence of genetic diversity.