Selected References

Physiology

Czekala, N. M. et al. (1987) Direct measurements of urinary estrone conjugates during the normal menstrual cycle of the gorilla. American Journal of Primatology 12, 223-229.

Czekala, N. & Robbins, M. M. (2001) Assessment of reproduction and stress through hormone analysis in gorillas. S. 317-339 in: Robbins, M. M. et al. (eds.) Mountain Gorillas. Cambridge (Cambridge University Press)

Czekala, N. & Sicotte, P. (2000) Reproductive monitoring of free-ranging female mountain gorillas by urinary hormone analysis. American Journal of Primatology 51, 209-215.

Gould, K. G. & Kling, O. R. (1982) Fertility in the male gorilla: relationships to semen parameters and serum hormones. American Journal of Primatology 2, 311-316.

Magliocca, F. E. & Gautier-Hion, A. (2002) Mineral content as a basis for food selection by western lowland gorillas in a forest clearing. American Journal of Primatology 57, 67-77.

McClure, H. M. et al. (1972) Hematologic and blood chemistry data for the gorilla. Folia Primatologica 18, 300-316.

Mitchell, W. R. et al. (1982) Urinary immuno-reactive estrogen and pregnanediol-3 glucuronide during the normal menstrual cycle of the female lowland gorilla. American Journal of Primatology 2, 167-175.

Nadler, R. D. & Collins, D. C. (1991) Copulatory frequency, urinary pregnanediol, and fertility in great apes. American Journal of Primatology 24, 167-179.

Nadler, R. D. et al. (1979) Plasma gonadotropins, prolactin, gonadal steroids, and genital swelling during the menstrual cycle of lowland gorillas. Endocrinology 105, 290-296.

Patterson, F. G. P. et al. (1991) Cyclic changes in hormonal, physical, behavioral, and linguistic measures in a female lowland gorilla. American Journal of Primatology 24, 181-194.

Peel, A. J. et al. (2005) Non-invasive fecal hormone analysis and behavioral observations for monitoring stress responses in captive western lowland gorillas (Gorilla gorilla gorilla). Zoo Biology 24, 431-445.

Platz, C. C. (1987) Evaluating the fertility of the male lowland gorilla. International Zoo News 34(6), No. 205, 13-17.

Remis, M. J. et al. (2001) Nutritional aspects of western lowland gorilla diet during seasons of fruit scarcity at Bai Hokou, Central African Republic. International Journal of Primatology 22, 807-836.

Robbins, M. M. & Czekala, N. M. (1997) A preliminary investigation of urinary testosterone and cortisol levels in wild male mountain gorillas. American Journal pf Primatology 43, 51-64.

Socha, W. W. & Moor-Jankowski, J. (1979) Blood groups of anthropoid apes and their relationship to human blood groups. Journal of Human Evolution 8, 453-465.

Stoinski, T. S. et al. (2002) Urinary androgen and corticoid levels in captive male western lowland gorillas: age- and social group-related differences. American Journal of Primatology 56, 73-87.

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