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and like much of whale behavior.com\/cms\/2018\/3\/65bd8512-255c-0320\/mp4\/1080.

com\/cms\/2018\/3\/65bd8512-255c-0320\/hls.Sign Me UpBy signing up you agree to our Terms of Use and Privacy Policy.an old stone spearhead -- a weapon that hadnt been used since the 1800s -- was found embedded in a bowhead whales blubber.

com\/cms\/2018\/3\/65bd8512-255c-0320\/dash.The songs typically lasted between hours and days.

That whale had apparently survived a hunters attack.

even when then the massive mammals surface for air.com\/cms\/2018\/3\/65bd8512-255c-0320\/dash.

getElementById(video-title-container-qGo5wEYqnW).Stafford and her research team published their results on April 4 in the journal Biology Letters.

But bowheads have developed their underwater cultures over millions of years.its this great mystery.