Assertion: chicken | /r/AtLocation | natural environment
Facets:
Source sentences:
text: In a natural environment, chickens can live 10 to 15 years, but chickens bred for egg-laying are slaughtered, gassed or even thrown live onto “dead piles” at just 12 to 18 months of age when their egg production declines.
text: In their natural environment, chickens can live up to 25 years.