Assertion: giraffe's skull | /r/CapableOf | become heavier and more club-like
Facets:
value: as age
type: TEMPORAL
Source sentences:
text: However, as males age, their skulls become heavier and more club-like, helping them become more dominant in combat.
text: However, as males get older, their skulls become heavier and more club-like, helping them become more dominant in combat.
text: However, as males age, their skulls become heavier and more club-like, helping them become more dominant in combat.