Chirp. Whistle. Creak. Beluga whales, the canaries of the sea, have a lot to say. But noise from ships can drown out their calls, putting calves in danger. What happens when humans press pause during the coronavirus pandemic—and finally give ocean life some peace and quiet?
For more on this episode, visit nationalgeographic.com/podcasts/overheard.
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Ever wonder why ocean animals eat plastic? The answer is surprisingly complicated.
Whales around the world are still being hunted for their meat. But in Iceland that might be ending.
Also explore:
Take in the breathtaking sight of hundreds of beluga whales gathering in the Arctic.
Check out the very first episode of Overheard for another story on how whales communicate.
And for paid subscribers:
The graphics team at Nat Geo has mapped out the effects of shipping on Arctic sea ice.
Read Craig Welch’s reporting on the changing Arctic, including how the thawing of permafrost affects us all.
See photos of whales taken by a Nat Geo explorer who’s spent 10,000 hours underwater.
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