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In India, it is also believed that whistling in the home will cause the members of the household to experience various disasters. Countries in East Asia such as China, Japan, and Korea also believe in similar superstitions. In Islamic countries such as Indonesia, whistling at night is believed to summon the jinn. [28] [29]
The genus is found in China, New Guinea, Australia, Indonesia, Myanmar, Malaysia, Laos, Vietnam, Philippines, India and Pakistan. [1] They are commonly referred to as whistling or barking spiders, due to their ability to stridulate using lyra hairs.
A party whistle A metal pea whistle. A whistle is a musical instrument which produces sound from a stream of gas, most commonly air. It may be mouth-operated, or powered by air pressure, steam, or other means.
Whistled languages are linguistic systems that use whistling as a form of speech and facilitate communication between individuals. More than 80 languages have been found to practice various degrees of whistling, most of them in rugged topography or dense forests, where whistling expands the area of communication while movement to carry messages is challenging. [1]
One of two (front and rear) whistles on steam locomotive 60163 Tornado. A train whistle or air whistle (originally referred to as a train trumpet or air trumpet) is an audible signaling device on a steam or gas locomotive, used to warn that the train is approaching, and to communicate with rail workers.
The wandering whistling duck (Dendrocygna arcuata) is a species of whistling duck. They inhabit tropical and subtropical Australia , the Philippines , Borneo , Indonesia , Papua New Guinea , and the Pacific Islands .
Whistling telephone wires, automobile radio antennae, certain automobile front grilles, and smoke stacks are other examples of this tone. At very low Reynolds numbers, the flow around a cylinder is stable, forming two fixed vortices behind it. As the speed increases, the flow, although laminar, becomes unstable, and vortices are shed alternately.
In 1976, de Hart added a separate whistling competition to the festival; [5] this was the start of the Whistling Contest. [4] [3] Later, the whistling competition was split from the fall folk festival and became an annual spring event. [5] It was the first whistling convention in the world. [6]