Nature’s squinting: Urban light pollution linked to smaller eyes in birds
From Washington State University 21/09/23 The bright lights of big cities could be causing an evolutionary adaptation for smaller eyes in some birds, a new study indicates. Researchers found that two common songbirds, the Northern Cardinal and Carolina Wren, that live year-round in the urban core of San Antonio, Texas, had eyes about 5% smaller […]
Which radio waves disrupt the magnetic sense in migratory birds?
From University of Oldenburg 29/08/23 While radio waves emitted by radio and television broadcasting and CB radio can disrupt the magnetic compass of migratory birds, those used in mobile communication networks do not because the frequencies are too high to affect their sense of orientation. This was the key finding of a new study published […]