bastard wing

• Termo antigo ou arcaico que designa a alula — uma pequena saliência na borda anterior da asa das aves que ajuda a controlar o fluxo de ar durante o voo. Esse termo raramente é usado na ornitologia moderna.

An archaic or obsolete term referring to the alula, a small projection on the leading edge of a bird's wing that helps control airflow during flight. The term is rarely used in modern ornithology.

1. C2formal

   A small, feathered projection on the leading edge of a bird's wing, also known as the alula, which helps control airflow during slow flight and landing.

   Asa bastarda

   • The bastard wing allows the bird to maintain lift at low speeds.
   • Ornithologists study the bastard wing to understand flight mechanics.
   • During landing, the bird extends its bastard wing to prevent stalling.