Sea otters, who constantly search for food, are bringing local crabs under control on the California marshland coasts. It is slowing erosion.
Here's an article on it.
\https://apnews.com/article/sea-otters-crabs-erosion-california-3e48a74972319bbdbc1333e3f5437637
Here's an article on it.
\https://apnews.com/article/sea-otters-crabs-erosion-california-3e48a74972319bbdbc1333e3f5437637