Free Republic

This odd habit by our feathered friends has long been theorized, but now German scientists say they have definitive proof for the first time ever. Scientists at the Max Planck Institute in Seewiesen, Bavaria, announced on Wednesday that they had proved for the first time that birds can fly while sleeping and still stay aloft. The researchers were able to monitor the brainwaves and movements of great frigate birds from the Galapagos Islands, whose airborne journeys may last for months. They strapped devices to the heads of female birds to measure brain activity over the course of ten days. […]...