Assertion: kangaroo rat's effect | /r/HasProperty | documented by jim brown
Facets:
value: in 1990
type: TEMPORAL
Source sentences:
text: This effect of the kangaroo rat was documented by Jim Brown and Ed Heske in 1990 when they published the findings of their 10-year field experiment in which they excluded kangaroo rats from specific areas in the Chihuahuan desert.