Mechanics Of Flight Feathers: Effects Of Captivity?
S. Portugal, R. Nudds, J. Green, R. Alexander, P. Butler, R. Ker
The paper compares flight feather stiffness and size between wild and captive Barnacle Geese and feathers dropped versus regrown during moult, finding wild feathers are stiffer despite long-distance migration.
bioRxiv · Apr 14, 2020 · PreprintZoology