Thursday
April 24, 2014

Homework Help: Ecology

Posted by mary22 on Thursday, September 18, 2008 at 4:53pm.

Okay the question is:

Why would there be differences in the pesticide levels found in different species? Atlantic Puffin (feeds on small fish) and its pesticide levels are lower compared to Double-crested Cormorant (fees on larger fish) and Leach's Storm-Petrel (feeds on small organisms near the surface of the water), why would this be?

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