Assertion: gibbon's family group | /r/HasProperty | small
Facets:
Source sentences:
text: Black crested gibbons live in small family groups consisting of a monogamous male and female and their offspring; occasionally groups reportedly may contain additional mature females.
text: Gibbons live in small family groups consisting of the mated pair and up to 4 immature offspring.
text: Gibbons live in small family groups, usually containing one breeding pair, plus one to a few offspring.
text: Gibbons tend to live in small family groups.
text: Northern white-cheeked gibbons maintain small family groups consisting of two adults and their offspring.
text: They live in small family groups made up of a male and female pair and their young.