NPR reported
The long, spiral tusks of narwhals could be used by these Arctic whales to stun or even kill prey, according to wildlife researchers who have spied on these elusive creatures using drones.
They captured footage of narwhals using their tusks to mess with fish, and even saw a narwhal repeatedly strike a fish with its tusk.
But narwhal experts don’t agree on what these observations mean.
Read more and see more Does the narwhal’s famous tusk help it catch fish? : NPR
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