Assertion: spider monkey's group | /r/CapableOf | change composition
Facets:
value: often
type: TEMPORAL
Source sentences:
text: These groups display great fluidity and will often change composition, sometimes changing several times each day.
text: So, spider monkeys have a lot of social intelligence — since they live in such large groups that often change in composition and size, they have to be able to get along in a constantly shifting social environment, which can be difficult even for humans.