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Which mammal has the longest teeth?

Quick Answer

The narwhal has the longest tooth in the mammal world, with the tusk often reaching about 2 to 3 meters long.

The Full Story

The narwhalโ€™s famous tusk is actually an elongated tooth, usually the left canine, that can grow 2 to 3 meters long. It is found mostly in males, though some females can also develop it. The tusk has long been surrounded by myths, but it is a real, highly specialized structure with sensory functions. It remains one of the most unusual teeth in the animal kingdom.

Key Facts

1.Narwhal tusks can reach 2 to 3 m
2.The tusk is an elongated canine tooth
3.It is usually found in males

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"The whale with a tooth that looks like a unicorn horn"

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