January 6th, 2016. A surprise nursery of one of the world’s most elusive whales has been spotted in photographs taken from planes.
Narwhals, the single-tusked whales of the Arctic that have been dubbed the “unicorns of the sea”, are classified as “near-threatened” by the International Union for Conservation of Nature. But protecting these animals is hard, partly because we don’t know how many there are.
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