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i found most of this information from......

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i found most of this information from......

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https://en.wikipedia.org/wiki/Narwhal

http://www.afsc.noaa.gov/nmml/education/cetaceans/narwhals.php

And

http://www.enchantedlearning.com/subjects/whales/species/Narwhal.shtml

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1. No one knows what their horn is used for.
2. Sometimes they grow with 2 teeth/tusks.
3. They cannot be kept in captivity.
4. Their horns are hollow.
5.Only the males have the horn.
6.The tusk usually grows on the left.
7. their tooth/ horn/ tusk can bent up to a foot!!

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How many offspring do they usually produce at one time?

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How many offspring do they usually produce at one time?

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Narwhals usually produce 1 offspring at a time

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Their diet is Squid, Greenland halibut, shrimp, Arctic cod, rockfish, flounder, and crab.

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The average size is 17ft.

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The average lifespan of a narwhal is about 50 years.

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The habitat that they live in is the arctic ocean.It lives year-round in the Arctic waters around Greenland, Canada, and Russia. It is one of two living species of whale in the Monodontidae family, along with the beluga whale.