Discusses the ocean ecosystem and the role of the sea otter as a keystone species in helping to maintain it, describing the otter's place on the food chain and what would happen if the sea otter were to become extinct.
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Discusses the ocean ecosystem and the role of the sea otter as a keystone species in helping to maintain it, describing the otter's place on the food chain and what would happen if the sea otter were to become extinct.
Read Less
