How do otters eat oysters?

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They are also known to eat whatever is easiest to find, like crustaceans, mollusks, insects, birds, oysters, shellfish, crabs, crayfish, frogs, rodents, turtles and aquatic invertebrates." Sea otters eat a diversity of fish and crustaceans, but importantly, they eat the urchins that feed on kelp.

Likewise, do otters eat off their stomachs? Sea otters are one of the only mammals that are been known to use tools to obtain and eat their prey. Once at the surface, they often eat by placing the food on their stomachs, and then placing a rock on their stomachs and then smashing the prey on the rock to open it and get at the flesh inside.

Keeping this in consideration, how do otters open oysters?

Otters are indeed very smart. They will take a rock to the surface only if they need it to open tough shells like clams. And they will turn over and dump the rock as soon as they are done. This one actually got two clams in one dive.

Is an otter a predator?

Predator and prey. Fast, agile swimmers with powerful jaws and sharp teeth, river otters have few natural predators when they are in the water. On land, however, they must be wary of predators such as bobcats, coyotes, mountain lions, wolves, black bears and foxes.