Assertion: laboratory rat | /r/CapableOf | prove valuable
Facets:
value: to understand overcrowding
type: PURPOSE
value: to understand group behavior
type: PURPOSE
Source sentences:
text: Laboratory rats have also proved valuable in psychological studies of learning and other mental processes (Barnett 2002), as well as to understand group behavior and overcrowding (with the work of John B. Calhoun on behavioral sink).[citation needed]
text: Laboratory rats have also proved valuable in psychological studies of learning and other mental processes (Barnett, 2002).