Bill and hyoid apparatus of pigeons (Columbidae) and sandgrouse (Pteroclididae): A common adaptation to vegetarian feeding?

Leonid P. Korzun; Christian Erard; Jean-Pierre Gasc; Felix J. Dzerzhinsky

Comptes Rendus. Biologies, Volume 331 (2008) p. 64-87

Morphofunctional study of the bill and hyoid apparatus of Momotus momota (Aves, Coraciiformes, Momotidae): implications for omnivorous feeding adaptation in motmots

Leonid P. Korzun; Christian Érard; Jean-Pierre Gasc

Comptes Rendus. Biologies, Volume 327 (2004) p. 319-333