Assertion: gerbil's body | /r/HasProperty | 4 inches long
Facets:
Source sentences:
text: Adult Size: Body is about 4 inches long; tail adds another 4 inches Life Expectancy: 2 to 3 years on average; can live up to 8 years
text: The tail of a gerbil usually is just as long as the animal's full body, which is about 4 inches long, according to the ASPCA.