Assertion: mole rat | /r/AtLocation | environment
Facets:
value: with 21% atmospheric oxygen
type: OTHER
value: compared to their natural 2–9%
type: OTHER
Source sentences:
text: However, both naked mole-rats were captive-born at zoos, and hence lived in an environment with 21% atmospheric oxygen compared to their natural 2–9%, which may have promoted tumorigenesis.