Bottlenose dolphins smile at each other when they play – new study reveals how and why
In the other 66.84% of cases the receiver did not smile back and the initiating dolphin didn’t bite its playmate. This suggests that the behaviour may have evolved from a bite-prevention strategy into ...
Forbes29d
Bottlenose Dolphins Smile At Each Other Like Humans Do—A Biologist Explains
New research reveals an endearing habit amongst bottlenose dolphins that crops up during ... [+] playtime—one that we humans display too. Here’s what the study found. Dolphins are beloved ...
The Independent1mon
AI tool will be able to trace dolphins by their regional accent
Dolphins develop region-specific accents, meaning a bottlenose dolphin in the North Sea may produce different sounds compared with one in the Pacific. open image in gallery Dolphins develop region ...
Phys.org6d
Signature whistles help estimate bottlenose dolphin abundance
Get Instant Summarized Text (Gist) Signature whistles of bottlenose dolphins offer a reliable method for estimating their abundance, comparable to photo-ID techniques. Analysis of acoustic data ...
Phys.org25d
Bottlenose dolphins smile at each other when they play—new study reveals how and why
What almost 1,300 dolphin smiles told us We filmed 22 captive dolphins for 80 hours over 60 days. During this time, they held 837 free play sessions. During these play sessions, the dolphins ...
Yahoo29d
Bottlenose dolphins smile at each other when they play – new study reveals how and why
In our research, we uncovered the presence of a distinct facial display, the open mouth, in bottlenose dolphins. This expression is most commonly observed during playful interactions with other ...