Reproductive success in many mammals depends on synchrony between copulation and ovulation, which is insured by the phenomenon of heat in the female. Certain anthropoid primates including rhesus monkeys do not show heat but may copulate throughout the menstrual cycle, especially when pairs are isola
Aggressive behavior during the breeding season of adult female rhesus monkeys (Macaca mulatta)
โ Scribed by Gary K. Mallow
- Publisher
- John Wiley and Sons
- Year
- 1980
- Tongue
- English
- Weight
- 740 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0096-140X
No coin nor oath required. For personal study only.
โฆ Synopsis
The aggressive behavior of eight adult female rhesus living in a captive social group was studied prior to and during a breeding season extended by vasectomizing all the adult males in the group. Female reproductive status was ascertained by: recording all adult female-adult male copulations: detecting menstruation by vaginal swabbing: and analyzing serum progesterone levels by radioimmunoassay. Females showed more non-contact aggression during the breeding season, but wounding did not increase. Individual cycling females directed more frequent aggression to: particular adult males subordinate to them, subordinate females also in estrus, and (in a few cases) juveniles and infants.
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๐ SIMILAR VOLUMES
When rhesus monkeys are observed in social groups during the breeding season, increases in interfemale aggression coincide with midcycle increases in sexual activity between males and females. However, some investigators have suggested that both aggressive and affiliative interactions between female