California Academy of Science
Coincidental Colonization
The Galápagos Islands are an amazing place of isolated adaptation, colonized by an interesting mix of plants and animals. The class plays a game to help them understand how these organisms came to live on the island through a combination...
PBS
Pbs: Nature: Supersize Crocs: Crocodile Secrets of Survival
Documentary on the search for crocodiles measuring twenty feet or more in length, and the challenges to survival they face, e.g., from hunters. The reasons for their survival from dinosaur times are also examined.
CK-12 Foundation
Ck 12: Life Science: Predation
[Free Registration/Login may be required to access all resource tools.] Predation is another mechanism in which species interact with each other. Predation is when a predator organism feeds on another living organism or organisms, known...