A twitching eye can be one sign of stress, especially when it is related to vision problems such as eye strain (see below). Reducing the cause of the stress can help make the twitching stop. Tiredness: A lack of sleep, whether because of stress or some other reason, can trigger a twitching eyelid.ye strain: Vision-related stress can occur if, for instance, you need glasses or a change of glasses. Your eyes may be working too hard, triggering eyelid twitching. Computer eye strain from overuse of computers, tablets and smartphones is also a very common cause of vision-related stress.
Quick Answer. A walrus eats mainly mollusks, such as clams. A walrus also eats shrimp, crab, worms, sea cucumbers and coral. Occasionally, a walrus has been known to eat the carcasses of seals when it cannot find food. Continue Reading.
Classification/taxonomy. There are three subspecies of walrus. Atlantic walruses live in the coastal areas along northeastern Canada to Greenland. Pacific walruses live in the northern seas near Russia and Alaska. Laptev walruses live in the Laptev Sea of Russia.Some scientists contest that the Laptev walrus is not a third subspecies, and say that it should be lumped together with the Pacific walrus, according to the International Union for Conservation of Nature's (IUCN) Red List.alruses are carnivores, but they aren't ferocious hunters. The walrus' favorite food is shellfish. They dive underwater and use their whiskers to detect the shellfish in the dark waters of the ocean. According to the Smithsonian Institution's Arctic Study Center, a walrus can eat up to 4,000 clams in one feeding.