Assertion: chimpanzee's skin | /r/CapableOf | become pink
Facets:
Source sentences:
text: While in heat, the bare skin on her bottom becomes pink and swollen, and she may mate with several males.
text: During the 6-day fertile part of a female's 36-day cycle, her genitals and the skin around them will increase in size and become pink or red.
text: When a female is in heat, the skin around her genitals becomes pink and swollen — a clear sexual signal to males.