BiologyWise
Biology Wise: Convergent Evolution vs. Divergent Evolution
Divergent and convergent evolution are explained and their differences are highlighted.
Encyclopedia of Earth
Encyclopedia of Earth: Evolutionary Biology: Evolution in Action
Scientific article discussing the evolutionary processes involved when an insect species splits into two other distinct species. (Published: February 28, 2011)
BiologyWise
Biology Wise: Examples of Analogous Structures
Explains that analogous structures are ones that are similar in different organisms yet have no common ancestry. This type of phenomenon occurs with convergent evolution. Includes lots of examples for both animals and plants.