10/14/11
Post date: Oct 17, 2011 6:11:57 PM
Bell ringer (written): What would happen in an ecosystem if large numbers of producers died off?
Video about area in Africa where drought has killed off grasses and driven predators to fight each other.
Post date: Oct 17, 2011 6:11:57 PM
Bell ringer (written): What would happen in an ecosystem if large numbers of producers died off?
Video about area in Africa where drought has killed off grasses and driven predators to fight each other.