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one organism benefits, the other is harmed, Parasites require hosts to live and reproduce
organisms work with members of their own species to survive, such as geese flying in a "V"
something one organism does to survive- such as a crocodile holding its mouth open waiting for food to wander in
a characteristic or body part on an organism that helps it survive, such as the large teeth of an alligator
4 facets of the Endangered Species Act of 1973
list the species, habitat protection, harassment is illegal, owning any part or whole organism is illegal
the buildup of toxin in the environment-- the higher we go up in a food chain, the more concentrated the toxin becomes
A region characterized by specific plants and animals, such as prairie grasses and ground squirrels-- live in a short grass priarie
A region characterized by a stable community of plants and animals that doesnt change much over time-- What is our climax community in WF?
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