Endocrine patterns associated with reproduction in the Nile hippopotamus (Hippopotamus amphibius) as assessed by fecal progestagen analysis

General and Comparative Endocrinology

Volumn 128, Issue 1, 2002, Pages 74-81

  Graham, Laura H ^a,b   Reid, Kelly ^a   Webster, Tricia ^a   Richards, Mary ^a   Joseph, Sharon ^a  

^a DISNEY S ANIMAL KINGDOM   (United States)

^b TORONTO ZOO   (Canada)

Author keywords

Fecal steroids; Hippopotamus; Progestagens

Indexed keywords

GESTAGEN;

ANOVULATION; ARTICLE; CONTROLLED STUDY; ENZYME IMMUNOASSAY; EXTRACTION; FECES ANALYSIS; FEMALE; HORMONE DETERMINATION; LACTATION; LUTEAL PHASE; METABOLITE; NONHUMAN; NURSING; OVULATION; PREGNANCY; PRIORITY JOURNAL; PUBERTY; REPRODUCTION; SUMMER;

EID: 0036392428     PISSN: 00166480     EISSN: 10956840     Source Type: Journal    
DOI: 10.1016/S0016-6480(02)00066-7     Document Type: Article

References (32)

1. Bronson, F.H., 1989. Mammalian Reproductive Biology. University of Chicago Press, Chicago.
2. Bronson, F.H., Rissman, E., 1986. Biology of puberty. Biological Reviews 61, 157-195.
3. Brown, J.L., Wasser, S.K., Wildt, D.E., Graham, L.H., Monfort, S.L., 1998. Fecal steroid analysis for monitoring ovarian and testicular function in diverse wild carnivore, primate and ungulate species. International Journal of Mammalian Biology (Z Saugetierkunde) 62(Suppl. 2), 78-82.
4. Dittrich, L., 1976. Age of sexual maturity in the hippopotamus. International Zoo Yearbook 16, 171-173.
5. Eltringham, S.K., 1999. The Hippopotami: Natural History and Conservation. Academic Press, London.
6. Graham, L.H., Schwarzenberger, F., Mostl, E., Galama, W., Savage, A., 2001. A versatile enzyme-immunoassay for the determination of progestagens in feces and serum. Zoo Biology 20, 227-236.
7. Hindle, J.E., Mostl, E., Hodges, J.K., 1992. Measurement of urinary estrogens and 20-alpha-dihydroprogesterone during ovarian cycles of black (Diceros bicornis) and white (Ceratotherium simum) rhinoceros. Journal of Reproduction and Fertility 94, 237-249.
8. Hunter, G.L., Van Aarde, I.M., 1975. Influence of age of ewe and photoperiod on the intervals between parturition and first estrus in lactating and non-lactating ewes at different nutritional levels. Journal of Reproduction and Fertility 42, 205-212.
9. IUCN. Oliver, W.R.L., 1993. Pigs, Peccaries and Hippopotami: Status Survey and Conservation Action Plan. World Conservation Union Switzerland.
10. Kasman, L.H., Ramsay, E.C., Lasley, B.L., 1986. Urinary steroid evaluations to monitor ovarian function in exotic ungulates: III. Estrone sulfate and pregnanediol-3-glucuronide excretion in the Indian rhinoceros (Rhinoceros unicornis). Zoo Biology 5, 355-361.
11. Lasley, B.L., Kirkpatrick, J.F., 1991. Monitoring ovarian function in captive and free-ranging wildlife by means of urinary and fecal steroids. Journal of Zoo and Wildlife Medicine 22, 23-31.
12. Laws, R.M., 1968. Dentition and aging of the hippopotamus. East African Wildlife Journal 6, 19-52.
13. Laws, R.M., Clough, G., 1966. Observations on reproduction in the hippopotamus (Hippopotamus amphibius). Symposium of the Zoological Society of London 15, 117-140.
14. Loskutoff, N.M., Ott, J.E., Lasley, B.L., 1982. Urinary steroid evaluations to monitor ovarian function in exotic ungulates. I. Pregnanediol-3-glucuronide immunoreactivity in the okapi (Okapia johnstoni). Zoo Biology 1, 45-53.
15. Loskutoff, N.M., Walker, L., Ott-Joslin, J.E., Raphael, B.L., Lasley, B.L., 1986. Urinary steroid evaluations to monitor ovarian function in exotic ungulates. II. A comparison between the giraffe (Giraffa camelopardalis) and the okapi (Okapia johnstoni). Zoo Biology 5, 331-338.
16. Marshall, P.J., Sayer, J.A., 1976. Population ecology and response to cropping of a hippopotamus population in eastern Zambia. Journal of Applied Ecology 13, 391-403.
17. McCarthy, T.S., Ellery, W.N., Bloem, A., 1998. Some observations on the geomorphological impact of hippopotamus (Hippopotamus amphibius) in the Okavango Delta, Botswana. African Journal of Ecology 36, 44-56.
18. McGlone, J.J., Stansbury, W.F., Tribble, L.F., Morrow, J.L., 1988. Photoperiod and heat stress influence on lactating sow performance and photoperiod effects on nursery pig performance. Journal of Animal Science 66, 1915-1919.
19. Patton, M.L., Swaisgood, R.R., Czekala, N.M., White, A.M., Fetter, G.A., Montagne, J.P., Rieches, R.G., Lance, V.A., 1999. Reproductive cycle length and pregnancy in the Southern White Rhinoceros (Ceratotherium simum simum) as determined by fecal pregnane analysis and observations of mating behavior. Zoo Biology 18, 111-127.
20. Perera, B.M., 1999. Reproduction in water buffalo: comparative aspects and implications for management. Journal of Reproduction and Fertility Supplement 54, 157-168.
21. Prunier, A., Quesnal, H., 2000. Influence of the nutritional status on ovarian development in female pigs. Animal Reproduction Science 60, 185-197.
22. Ramsay, E.C., Kasman, L.H., Lasley, B.L., 1987. Urinary steroid evaluations to monitor ovarian function in exotic ungulates: V. Estrogen and pregnanediol-3-glucuronide excretion in the black rhinoceros (Diceros bicornis). Zoo Biology 6, 275-282.
23. Randel, R.D., 1990. Nutrition and postpartum re-breeding in cattle. Journal of Animal Science 68, 853-862.
24. Sayer, J.A., Rakha, A.M., 1974. The age of puberty of the hippopotamus (Hippopotamus amphibius) in the Luangwa River in eastern Zambia. East African Wildlife Journal 12, 227-232.
25. Schillo, K.K., 1992. Effects of dietary energy on control of luteinizing hormone secretion in cattle and sheep. Journal of Animal Science 70, 1271-1282.
26. Schillo, K.K., Hall, J.B., Hileman, S.M., 1992. Effects of nutrition and season on the onset of puberty in the beef heifer. Journal of Animal Science 70, 3994-4005.
27. Schwarzenberger, F., Mostl, E., Palme, R., Bamberg, E., 1996. Fecal steroid analysis for non-invasive monitoring of reproductive status in farm, wild and zoo animals. Animal Reproduction Science 42, 515-526.
28. Schwarzenberger, F., Walzer, C., Tomasova, K., Vahala, J., Meister, J., Goodrowe, K.L., Zima, J., Straub, G., Lynch, M., 1998. Fecal progesterone metabolite analysis for non-invasive monitoring of reproductive function in the white rhinoceros (Ceratotherium simum). Animal Reproduction Science 53, 173-190.
29. Smith, T.E., Richards, M., Joseph, S., Savage, A., Plowman, A.B., 2000. Determinants of pregnancy in the Nile Hippopotamus (Hippopotamus amphibius). In: Proceedings of the 2nd Annual Symposium on Zoo Research, Federation of Zoological Gardens of Great Britain and Ireland, London.
30. Smuts, G.L., Whyte, I.J., 1981. Relationships between reproduction and environment in the hippopotamus (Hippopotamus amphibius) in the Kruger National Park. Koedoe 24, 169-185.
31. Stevenson, J.S., 1999. In: Lactational Anestrus, vol. 2. Academic Press, New York, pp. 954-963.
32. Wilson, M.E., 1992. Primiparous rhesus monkey mothers are more sensitive to the nursing-induced inhibition of LH and ovarian steroid secretion. Journal of Endocrinology 134, 493-503.