A narwhal tusk that is nearly seven feet long is extremely rare. Here's where you can see it in Massachusetts.

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The narwhal tusk—most commonly found on males—is actually an enlarged tooth with sensory capability and up to 10 million nerve endings inside. Some narwhals have up to two tusks, while others have ...

Trading ivory from a hippopotamus, narwhal, killer whale and sperm whale has been banned in the UK as part of conservation ...

EIA Ocean Campaigner Sarah Dolman added: “This move will level protection in the UK for orca, narwhal, sperm whale and ...

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