‘Death whistles’ signaled doom for Aztec sacrifice victims. Hear the ‘screeching’
“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash ...
ZME Science1 天
Lonely dolphin in the Baltic Sea appears to be talking to himself
What happens when a highly social creature like a bottlenose dolphin is left utterly alone? Delle, a solitary dolphin in ...
The Lonely Dolphin That Talks to Himself
The only dolphin in the Baltic Sea seems to like muttering to himself. Researchers are trying to figure out why.
A lone dolphin has been yelling into Baltic Sea for years
The researchers listened in on Delle with an underwater microphone for 69 days, between December 8, 2022, and February 14, ...
Smithsonian Magazine1 天
A Solo Dolphin Is Chattering Away Off Denmark’s Coast—Is He Talking to Himself?
Marine biologists are perplexed by the lone bottlenose dolphin's vocalizations, because some resemble sounds typically used ...
IEEE9 天
Dolphin Whistle Signal Enhancement Using Nonconvex Time-Frequency Regularized Overlapping ...
Abstract: Enhancing dolphin whistle signals is a crucial preprocessing step in underwater passive acoustic monitoring, aimed at effectively improving the quality of collected signals. In warm shallow ...
IFLScience on MSN6 天
Lacking Company, A Dolphin In The Baltic Is Talking To Himself
Is he so lonely he’s trying to communicate, or did the rest of the pod disown him because he wouldn’t shut up?
Dolphin in the Baltic Sea has been talking to himself — and researchers think it's a sign ...
A solitary dolphin in the Baltic Sea has been recorded talking to himself, leading researchers to wonder whether he's lonely ...
Lone Dolphin Found Talking To Himself, Scientists Propose Two Theories
Scientists usually don't record the sounds made by solitary dolphins as they are perceived as outcasts but here they took the ...