Jackdaws flap their wings to save energy
Published 11 August 2017 Photo edited by Marco Klein Heerenbrink For the first time, researchers have observed that birds that fly actively and flap their wings save energy. Biologists at Lund University in Sweden have now shown that jackdaws minimise their energy consumption when they lift off and fly, because the feathers on their wing tips create several small vortices instead of a single large
https://www.lunduniversity.lu.se/article/jackdaws-flap-their-wings-save-energy - 2025-07-03