Some 50 years ago, California’s Monterey Bay was missing a key element that makes its kelp forests function: the sea otter. Now, however, everyone’s favorite aquatic weasel has made a comeback, and they’re here to regulate the environment

Starting August 31, PBS and BBC are exploring that environment in Big Blue Live, a three-day live stream showcasing marine life in the Monterey Bay — an ecosystem that might not be here were it not for California sea otters

The networks have shared their segment on the curious little creatures from the special exclusively with Mashable — we’ve embedded the clip below. In it, conservation scientist Dr. M. Sanjaya explains how sea otters are helping to sustain fellow life forms in the Monterey Bay. Read more…

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Comeback of the century: The California sea otter’s return from the brink of extinction