Assertion: ostrich's gizzard | /r/HasProperty | small pouch
Facets:
Source sentences:
text: They also eat sand and pebbles, to help grind up their food inside their gizzard, which is a small pouch where food is crushed and ripped up before it reaches the stomach.
text: They have even been known to eat sand and pebbles, which helps them grind up their food inside their gizzard, a small pouch where food is crushed and ripped up before it reaches the stomach.