Assertion: crop | /r/HasProperty | part of the digestive tract
Facets:
Source sentences:
text: A crop is part of the digestive tract in many birds and some other creatures as well, such as insects and earthworms.
text: It is a part of the digestive tract, essentially an enlarged part of the esophagus.
text: The crop, being part of the digestive tract, can become infected by many of the same things that infect other areas of the gastrointestinal tract.