Learn about the sea otter (enhydra lutris), a keystone species in the kelp forest ecosystems /

Sea otters are a keystone species of the kelp forest ecosystem. They eat large amounts of sea urchins, which keeps the creatures' numbers in check and prevents the destruction of the kelp forest.

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Bibliographic Details
Other Authors: Leonard, Melinda (Director), Rafferty, John P. (Narrator)
Format: Electronic Video
Language:English
Published: Chicago, IL : Encyclopedia Britannica, 2011.
Series:Academic Video Online
Subjects:
Online Access: Full text (Emmanuel users only)