National Geographic Kids
National Geographic Kids: Animals: Blue Footed Booby
National Geographic site engages users with colorful photos and extensive facts about Blue-Footed Boobies. Be sure to click on the video link to view a short clip on these fascinating animals.
PBS
Pbs Nova: Explore the Galapagos
Using the interactive, multimedia map, see the Islands as they exist today and learn how they inspired Darwin, who pointed to them as the "origin of all my views." You can trace the trip of Darwin and hear from biologists at each spot....
BiologyWise
Biology Wise: Behavioral Isolation: Unique Examples
Behavioral isolation is a form of reproductive barrier that prevents closely related species from interbreeding. It relies on unique mating rituals that attract partners only from within that species. A number of examples are provided.