11. Independent of that, sea urchins graze on the kelp beds while sea otters feed on the urchins. 12. This keeps the urchin population in check and allows the kelp beds to thrive, providing a home to hundreds of species. |
11. Independent of that, sea urchins graze on the kelp beds while sea otters feed on the urchins. 12. This keeps the urchin population in check and allows the kelp beds to thrive, providing a home to hundreds of species. |