Figure 18.9: A simple food chain from a Swedish lake. Not pictured: algae eaten by the
shrimp; Shrimp are eaten by a small fish, a bleak, which is eaten by a perch, which is eaten
by a northern pike, which is eaten by an osprey. ( 17 )
marvins-underground-k-12
(Marvins-Underground-K-12)
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