Last Updated:2025/11/23

Sea otters are a keystone species that help maintain kelp forest ecosystems by preying on sea urchins.

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Sea otters are a keystone species that help maintain kelp forest ecosystems by preying on sea urchins.

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ラッコはウニを捕食することで、海藻林の生態系の安定に寄与する鍵となる種です。

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