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Why do the mysterious underwater creature narwhals have tusks

author:Universals Aviation Culture
Why do the mysterious underwater creature narwhals have tusks

This is a narwhal, its tusks are more than a meter long, and although it is precious, it is of little use to the Inuit. Although they are the only people in the world that can legally hunt whales, whales can only be used by themselves, and cannot be sold for profit. Due to the harsh living environment, whale meat is an important source of nutrition for Inuit, especially vitamins, which can only be obtained from raw whale skin. Retracting the narwhal, it is known as the unicorn professor in the ocean.

Why do the mysterious underwater creature narwhals have tusks

In the Middle Ages, Europeans sold the horns of narwhals as unicorns, which cost ten times as much as gold. Queen Elizabeth I of England once received a narwhal horn, said to be worth £10,000, to buy a castle at the time. It wasn't until the 17th century, when the narwhal's horns were the horns of the legendary unicorn, that the lie was debunked. However, people are still quite curious about the mysterious species of narwhals.

Why do the mysterious underwater creature narwhals have tusks

There are indeed too many secrets in his body that are worth studying. The narwhal is the only species of cetacean with long horns, and to be precise, it has tusks on its head, similar to the tusks of elephants. Of course, newborn narwhals do not have teeth, otherwise it would be too difficult to have a baby.

Why do the mysterious underwater creature narwhals have tusks

If you look closely at the tusks of the narwhal, you will see that it does not grow in the center of the head, but on the left. Some people with OCD may experience discomfort when they see these images. Why can't it grow symmetrically? In fact, there are symmetrical ones, that is, double teeth. The probability of narwhal occurrence is about 2‰. However, the extra right teeth are usually shorter than the left and remain asymmetrical. Narwhal can live for 50 years, as long as it does not die, its tusks will not stop growing, and they cannot grind their teeth, so the longest can grow to 3.1 meters. So what exactly is it for?

Why do the mysterious underwater creature narwhals have tusks

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