How to Spell Rectrices?

noun, plural rec·tri·ces [rek-trahy-seez, rek-truh-seez]. Ornithology. one of the tail feathers of a bird controlling direction during flight.

What does the word Rectrices mean?

rectrix • \REK-triks\ • noun. : any of the quill feathers of a bird's tail that are important in controlling flight direction. Examples: In general, your only chance to see most or all of a bird's rectrices is when the bird is in flight. "

What are bird Rectrices?

Rectrices: the flight feathers of the tail. Most bird species have 10-12 rectrices. Secondary: one of the wing's inner flight feathers, which are attached to the ulna bone in the bird's "forearm." The number of secondaries varies from 9-25 depending on the species.