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The gizzard, also referred to as the ventriculus, gastric mill, and gigerium, is an organ found in the digestive tract of some animals, including archosaurs (birds and other dinosaurs, crocodiles, alligators, pterosaurs), earthworms, some gastropods, some fish, and some crustaceans.
A gizzard is a specialized muscular stomach found in many birds and some other animals that aids in the digestion of food. It works in conjunction with the bird's beak to mechanically break down hard food items, such as seeds and grains, into smaller particles, making them easier to digest.
Overview. gizzard. Quick Reference. In many animals, a part of the alimentary canal where food is broken into small particles before the main digestive processes commence.
The gizzard is a muscular, grinding organ made up of two muscles that reduce particle size of ingested foods and mixes them with digestive enzymes (Duke, 1986). From: Animal Feed Science and Technology, 2014
A gizzard is a specialized stomach found in some animals, including birds, reptiles, and earthworms, used for grinding food. It often contains ingested stones or grit to aid in the mechanical breakdown of tough food items.
noun. the thick-walled part of a bird's stomach, in which hard food is broken up by muscular action and contact with grit and small stones. a similar structure in many invertebrates. informal. the stomach and entrails generally.
