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Bats had substantial difficulty catching the clicking moths compared to silent controls, and ate the B. trigona moths when they had the opportunity, thus refuting the hypothesis that the clicks were warning the bats of moths' toxicity. Moth clicks also disrupted the stereotypical pattern of the bats echolocation, confirming the clicks' jamming ...
DSP bat detectors aim to provide an acoustically accurate portrayal of bat calls by using a digital signal processor to map bats' ultrasounds signals to audible sounds; different algorithms are being used to accomplish this, and there is active development and tuning of algorithms going on.
The term echolocation was coined by 1944 by the American zoologist Donald Griffin, who, with Robert Galambos, first demonstrated the phenomenon in bats. [1] [2] As Griffin described in his book, [3] the 18th century Italian scientist Lazzaro Spallanzani had, by means of a series of elaborate experiments, concluded that when bats fly at night, they rely on some sense besides vision, but he did ...
The company behind Los Angeles' emergency alert technology said it has added safeguards to prevent further inaccurate wildfire evacuation alerts from being sent to residents amid deadly ...
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The weather control conspiracy theory evolved from wild accusations that began with Hurricane Helene. Shortly after Helene devastated regions in the Southeast, former President Donald Trump on ...
Biological control agents of weeds include seed predators, herbivores, and plant pathogens. Biological control can have side-effects on biodiversity through attacks on non-target species by any of the above mechanisms, especially when a species is introduced without a thorough understanding of the possible consequences.
Residents of the Midwest, Plains, Great Lakes and Northeast may have heard of the term "Alberta clipper" when a winter storm is rolling through the region, but what is the meteorology behind the term?