volume 32, issue 2, P145-157 2001
DOI: 10.1076/brhm.
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Abstract: One family group of common marmosets (Callithrix jacchus) maintained in captivity under natural environmental conditions (Natal, Brazil, 05°46¢S, 35°12¢W) was observed by focal sampling at two non-consecutive days per week during two nonconsecutive pregnancies (pregnancy 1: the last 8 fortnights before parturition; pregnancy 2: the last 5 ones) and after parturition (4 fortnights for both). The hourly percentiles of the duration of self-grooming and allogrooming interactions of the reproductive pair were subm…

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