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A signature whistle is a learned, individually distinctive whistle type in a bottlenose dolphin's (Tursiops truncatus) acoustic repertoire that gives the identity of the whistle owner. [1] The whistles are identified and studied in the wild or in captivity by researchers using hydrophones . [ 2 ]
Marine mammal training refers to the training and caretaking of various marine mammals, including dolphins, orcas (killer whales), sea lions, and walruses. This discipline involves teaching these animals behaviors for purposes such as performing in shows, scientific research, military operations, or health and enrichment.
Animal training is the act of ... Many marine mammals are trained for entertainment such as bottlenose dolphins ... Unobtrusive dog whistles are used as bridges, and ...
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It translated seven vowel sounds spoken by humans to pure sine wave whistles from 7,000 Hz to 15,000 Hz. Thus the humans did not need to learn a whistled language, and the dolphins did not need to make human sounds. The equipment was analog, with filters which were able to distinguish vowel sounds and play the appropriate whistle frequencies.
These included 2,291 whistles, 2,288 burst-pulses — a rapid series of clicks sometimes associated with aggression — 5,487 low-frequency tonal sounds and 767 percussive sounds.