Assertion: skunk's head | /r/CapableOf | become red
Facets:
value: in colour
type: OTHER
value: during the breeding season
type: TEMPORAL
value: in muscles
type: LOCATION
value: in the head
type: LOCATION
Source sentences:
text: During the breeding season, when levels of the male sex hormone testosterone are high, the heads of males become red in colour and muscles in the head increase slightly in size.