sea urchins eat kelp.
Fish, birds, octopi, and sea otters eats Kelp crabs.
kelp crab is stronger
Sea otters tangle themselves up in the kelp, while they sleep, so they do not float away
The common Kelp as we know grows in sea water.
Killer whales eat kelp from time to time. Other animals that eat kelp include sea otters and sea urchins.
The predators of bull kelp are sea urchins.
Yes, appetite increase while you are pregnant
sea kelp
The kelp uses the sea urchins to keep it in check, from growing too much. However, the sea urchins eat kelp, so they destroy kelp growth. Also, sea otters eat urchins, and they live in the kelp forest.
When sea urchins are not present in the ecosystem kelp forests thrive.
You can get kelp if your walking down the beach or if you scuba dive you might find some on the ocean floor