Assertion: lemur's behavior | /r/HasProperty | attained at 4 months old
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text: By two to three months old, the infants will start following their mother and group members for up to 50 to 100m (164.0 to 328.1 ft) and adult mobility and behavior including traveling full-time with adults is attained at 3-4 months old (Morland 1990; Vasey 2007).