I have a similar problem. I found this link which contains some likely solutions:
http://www.2carpros.com/topics/shakes.htm
A whistle typically produces a high-pitched sound, while thunder is a deep rumbling noise.
Many time the high pitched whistle will be cause by a loose or unattached vaccuum line on the engine.
Onomatopoeia
The reason for a ball inside a whistle is that it produces a 'warbling' sound that makes the whistle's sound more attention getting
Yes if a dog hears a high pitched noise it will go crazy try this out with a whistle and it is because of the frequency.
The term "whistle pig" is a colloquial name for a groundhog in some regions of North America, particularly in the Appalachian region. It originated from the animal's high-pitched squeal or whistle-like sound it makes when alarmed.
a vacuum leak can often cause a whistle sound.
A dog whistle may make a dog bark if the sound is within the dog's hearing range and if the dog is sensitive to high-pitched sounds.
One effective way to make dogs stop barking using a whistle is to use a high-pitched whistle to distract and redirect their attention. Training the dog to associate the whistle sound with a command to be quiet can help reinforce this behavior over time.
Using a whistle to stop your neighbor's dogs from barking incessantly can be effective by blowing the whistle whenever the dogs bark, as the high-pitched sound may startle them and interrupt their barking behavior. It is important to use the whistle consistently and only when the dogs are barking to avoid confusing them.
this whistle may ve cause for deficiency of ground caused of installing a stereo components with amplificators and all that, or the windshield is starting to detach.
no every difffrent kind of whale has a diffirent kind of whistle