Assertion: vervet monkey's mother | /r/HasProperty | lee
Facets:
Source sentences:
text: Additionally, the mother is able to more efficiently forage when her infant is with an allomother, so this break in caretaking may provide and important boost to both the infant and the mother (Lee 1987).
text: During the first three months of life, 90% of the infant's time is spent within two meters (6.56 ft) of its mother (Lee 1984; 1987).