Are Narwhals Extinct Their Population And Where They Live
With its long spiraling tusk, the narwhal resembles a hybrid between a whale and a unicorn. Males have a tusk that is an oversized tooth which can grow up to ten feet long. The tusk has up to ten million nerve endings, according to an ongoing study. The tusk may be involved in male dominance. Narwhals live in Canada, Greenland, Norway, and Russia’s Arctic waters. They can breathe through ice cracks after diving up to a mile and a half deep....