Sentences with phrase «study signature whistles»
Until recently, researchers could study signature whistles only in captive animals — raising the question of whether the whistle developed in response to capture, isolation, or stress.
http://www.sciencemag.org/ Not exact matches
A new study published online by the proceedings of the National Academy of Sciences indicates that each dolphin has a so - called signature whistle that identifies it.
A new study shows that dolphins use their own unique calls, known as signature whistles, to introduce themselves to others when meeting at sea.
A 2004 study showed that a group of free - swimming bottlenose dolphins in Florida did indeed use signature whistles.
However, from our study, it is now clear that signature whistles are a vehicle to negotiate approaches between groups of animals, as the exchanges occurred only during group encounters.
In this study, we demonstrated that whistle copying does not occur when animals encounter each other initially, which is what we would predict if copied signature whistles are used to address specific individuals.
The study is publicly accessible without a pay subscription, so if you're curious, check it out: Vocal copying of individually distinctive signature whistles in bottlenose dolphins.