Here’s what narwhals sound like underwater

Submersible recorders pick up the animals’ clicks, calls and buzzes

researchers with a narwhal

TURN IT UP  Researchers put an acoustic tagging device on a male narwhal to record its underwater clicks, buzzes and calls.  

S. Blackwell

Narwhals are among the most elusive of whales. But for the first time, researchers have been able to eavesdrop on the creatures for days at a time as these unicorns of the sea dove, fed and socialized.