All Birds Wiki
Advertisement

The nostril covering found in pigeons and doves, it is protected or partly covered by a swollen opercula, a cover of skin that leaves only a narrow slit for the passage of air [1].

References[]

  1. ^ Terres, John K. (1980). The Audubon Society Encyclopedia of North American Birds. Alfred A. Knopf, Inc. ISBN 0394466519. 
Anatomy of an amiotic egg This article is part of Project Glossary, an All Birds project that aims to write comprehensive articles on each term related to animals.


Little Pied Cormorant This article is part of Project Anatomy, a All Birds project that aims to write comprehensive articles on each anatomical term related to birds.
Advertisement