alula

Språk: English

A small, usually tufted, group of feathers at the base of the leading edge of a bird's wing, which can be raised to modify airflow during slow flight, especially during landing.

Om ordlisten og kildene

1. A small, usually tufted, group of feathers at the base of the leading edge of a bird's wing, which can be raised to modify airflow during slow flight, especially during landing.

På andre språk

• forvinge Norwegian