Panicked penguins

时间:2019-03-07 01:15:06166网络整理admin

Baby penguins are being scared by low-flying tourist and research helicopters in the Antarctic. Scientists at the Australian Antarctic Division (AAD) discovered this when they flew a twin-engine helicopter over a colony of emperor penguins at 1000 metres—the height specified by AAD guidelines—and filmed the outcome on the ground. Three-quarters of the chicks became nervous, flapping their flippers and scurrying towards one another (Polar Biology, vol 22, p 366). In response to the study,