Flying without wings: Losing feathers has a detrimental effect on migrating birds

Birds that moult at the wrong time of the year could be disadvantaged, according to a study by scientists at Lund University, Sweden. Birds depend on a full set of feathers for maximum efficiency when flying long distances, but the study shows that moulting has a detrimental effect on their flight performance.

Read the whole article on Physorg

More from Physorg