Assertion: tetra's lifespan | /r/HasProperty | 5 to 8 years
Facets:
value: in the aquarium
type: LOCATION
Source sentences:
text: Overall, their lifespan is 5 to 8 years in the aquarium, but when well-tended, they have been known to live 10 years or more.
text: However, the normal lifespan of these fish is between 5 and 8 years.