Deer whistles work to prevent collisions with wildlife? May 1, 2012 Canada

Canada Urban Deer Management News Archive

Deer whistles work to prevent collisions with wildlife? May 1, 2012 Canada, Globe and Mail
... Rob Found, a PhD candidate and wildlife researcher associated with the University of Alberta, agrees that whistles are marketed on flawed evidence. “The bottom line is they don’t work. ... They’ve done a number of tests on these whistles, and a lot of them are actually outside the range of the hearing of deer or other ungulates that would be on the roads. Another problem is they tend to be a low frequency, and the volume really blends into the noise of the vehicles ...

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