Traffic noise reduces wild owls' foraging efficiency

Wildlife NewsDate:
September 27, 2016

Hokkaido University

Traffic noise reduces the foraging efficiency of wild owls by up to 89 percent, a team of researchers has found. The team's world-first study examined how different levels of such noise affect the hunting efficiency of these nocturnal predators, which employ a keen auditory sense to locate prey in the darkness.

Long-eared owl, measuring 38 centimeters in length. These nocturnal owls inhabit Hokkaido and some parts of Japan's main island, though they are seen across Japan during the winter. They catch mainly mice on open farmland and grasslands during the night.
Credit: Masayuki Senzaki

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