Definition:
n. Narrow, protruding jaws that usually do not contain teeth. Present in various groups of vertebrates including some cetaceans. (Source: Burnie)
Navigate Glossary: Glossary Index > B
Beak
By Laura Klappenbach, About.com
Explore Animals / Wildlife
Must Reads
More from About.com
Lower Cholesterol
How to lower yours and eat healthy.Dog Care
Get tips on training and caring for dogs of all ages.48 Hours in Vegas
Plan a hot weekend in Sin City.Just for Grads
Celebrate the graduate in your life.
©2008 About.com, a part of The New York Times Company.
All rights reserved.