The whales, which have distinctively long tusks, were filmed in the Arctic chasing a fish in what seemed like a ...
Given that there are very few underwater observations of narwhals and so little is understood about this whale’s behavior, ...
The underwater behaviour of the secretive narwhal has been almost impossible to study until now — but drone technology means ...
Given that there are very few underwater observations of narwhals and so little is understood about this whale's behavior, however, another researcher who wasn't part of the study team is skeptical.
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