PLANKTON; 2, MARINE ANIMALS; 3, SEALS; 31314 15 1612114A, PLANTS; 4...

FROM INDIVIDUALS TO ECOSYSTEMS 4TH EDITION CHAPTER 20 DOC

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1, plankton; 2, marine animals; 3, seals;

3

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14 15 16

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4a, plants; 4b, dead plants; 5, worms;