## Abstract Urine samples were taken daily during 22 menstrual cycles of six normal adult female gorillas. Urine was analyzed for total immunoreactive estrogens (E~t~) and pregnanediol‐3‐glucuronide (PdG) and indexed by creatinine (Cr). An average cycle length of 32 ± 1 days (mean ± SE) with a rang
✦ LIBER ✦
Proximity patterns of female western lowland gorillas (Gorilla gorilla gorilla) during the six months after parturition
✍ Scribed by T.S. Stoinski; M.P. Hoff; T.L. Maple
- Publisher
- John Wiley and Sons
- Year
- 2003
- Tongue
- English
- Weight
- 121 KB
- Volume
- 61
- Category
- Article
- ISSN
- 0275-2565
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The successful management of a captive gorilla population often necessitates the hand-rearing of infants and their subsequent re-integration into social groups of conspecifics. In the present study we quantified the changes in nearest-neighbor associations in a group consisting of a silverback male,