Friday, November 7, 2014

Bats create acoustical interference to its competitors – NetNewz.ru

Bats – night and residents to hunt at night, use echolocation to find their victims. But it turns out to mislead fellow competitors winged mouse use special signals.
According journal Science, the American scientists decided to conduct a series of scientific observations of hunting bats. Choosing the exact same prey mouse capable sonar drown each other. And without echolocation bats do not find their own food. To eat small insects they make a special sound and echo seek out their prey.
Watching Mexican buldogovoy bat scientists noticed that disorient his brother, who had been attracted by the same aim, bat, flying up to the extraction and produces a special signal it is this special signal generates acoustic noise and does not capture prey competitor.

In the states of Arizona and New Mexico, scientists have made record flight of bats and were able to fix the so-called “food buzzing” which publishes the bat in the most the last moment before the capture of prey. But, while other mice also enough and are determined to use a similar sound – want to eat everything.
Record this buzzing sound, the scientists involved in the experiment, this signal to other animals during their hunt. Results startling: 73.5% lost their prey, just could not find it. That such interference creates bats his brothers-rivals.

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