The Atlantic Ridge has mountains and deep valleys in the hemispheres, north and south.
The East Pacific Rise has no large mountains or valleys because the Pacific Rises oceanic crust is moving away from the east.
Otter attacks on humans are rare. Prophylactic antibiotic therapy after an animal bite is indicated for clinically significant injuries and a weakened immune response. '
The otter's main barrier against heat loss is an airtight barrier. The otter vigorously rubs its paws together to seal the air next to its skin. It can also breathe air through its fur. Underwater, they look silver because of the oxygen in Turkey. Sea otters swim on their backs when they sleep.
They can wrap themselves in seaweed or hold each other's hands while they sleep to stay there and float out to sea. Sea otters have three main strategies to escape from predators: run, hide in the kelp where they live, or surface. They can also use their powerful teeth when they encounter other sea otters.
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