Definition: A bird's crop is a compartment of muscle tissue that birds use to store and soften their food before it moves on to be processed by the gizzard.
Examples: When raising baby birds, you want to make sure that their crops are always full.
By Alyson Burgess, About.com Guide
What to eat, where to go, fun things to do and how to save money on the perfect gifts. More >
Bring a little of the fall season in your home with this easy-to-make craft. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.