Long-haul birds 'returning early'
Submitted by Robert Daeley on Sun, 2006-07-02 11:50.
BBC News: Long-haul birds ‘returning early’
Birds that migrate long distances have adapted to the world’s changing climate in unexpected ways, a study shows. As the planet warms, and spring arrives earlier in Europe, birds are being forced to change their migration patterns. It had been thought that birds travelling long distances from Africa to Europe would be unable to adapt. But a study in Science suggests they have evolved in response to climate change and are returning earlier….