Erratum to ''The impact of ecological variability on the reproductive endocrinology of wild female African elephants'' [Horm. Behav. 51 (2007) 346-354] (DOI:10.1016/j.yhbeh.2006.12.013);The impact of ecological variability on the reproductive endocrinology of wild female African elephants

Hormones and Behavior

Volumn 51, Issue 3, 2007, Pages 346-354

  Wittemyer, George ^a,b   Ganswindt, André ^c,d   Hodges, Keith ^c  

^a SAVE THE ELEPHANTS   (Kenya)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c GERMAN PRIMATE CENTER   (Germany)

^d UNIVERSITY OF PRETORIA   (South Africa)

Author keywords

African elephant; Demography; Ecology; Feces; Hormone; NDVI; Non invasive; Population management; Progestogens; Reproduction

Indexed keywords

3BETA HYDROXY 5ALPHA PREGNAN 20 ONE;

ANIMAL EXPERIMENT; ARTICLE; BEHAVIOR; BIRTH; CONTROLLED STUDY; DEMOGRAPHY; ECOSYSTEM RESTORATION; ELEPHANT; ENDOCRINE FUNCTION; EVOLUTIONARY ADAPTATION; FECES ANALYSIS; FEMALE; GENITAL SYSTEM; GESTATION PERIOD; GROUPS BY AGE; HORMONE BLOOD LEVEL; INDEPENDENT VARIABLE; MULTIPARA; NONHUMAN; OVARY FUNCTION; PRIORITY JOURNAL; PRODUCTIVITY; REPRODUCTION; SEASONAL VARIATION; SEX RATIO; STATISTICAL MODEL; VEGETATION DYNAMICS;

EID: 33847633972     PISSN: 0018506X     EISSN: 10956867     Source Type: Journal    
DOI: 10.1016/j.yhbeh.2006.12.014     Document Type: Erratum

References (53)

1. Altmann J. Observational study of behavior-sampling methods. Behaviour 49 (1974) 227-267
2. Barkham J.P., and Rainy M.E. Vegetation of Samburu-Isiolo game reserve. East Afr. Wildl. J. 14 (1976) 297-329
3. Baxter P.W.J., and Getz W.M. A model-framed evaluation of elephant effects on tree and fire dynamics in African savannas. Ecol. Appl. 15 (2005) 1331-1341
4. Bechert U.S., Swanson L., Wasser S.K., Hess D.L., and Stormshak F. Serum prolactin concentrations in the captive female African elephant (Loxodonta africana): potential effects of season and steroid hormone interactions. Gen. Comp. Endocrinol. 114 (1999) 269-278
5. Brown J.L. Reproductive endocrine monitoring of elephants: an essential tool for assisting captive management. Zoo Biol. 19 (2000) 347-367
6. Brown J.L., Wasser S.K., Wildt D.E., Graham L.H., and Monfort S.L. Faecal steroid analysis for monitoring ovarian and testicular function in diverse mild carnivore, primate and ungulate species. Z. Saugetierkd.-Int. J. Mamm. Biol. 62 (1997) 27-31
7. Brown J.L., Walker S.L., and Moeller T. Comparative endocrinology of cycling and non-cycling Asian (Elephas maximus) and African (Loxodonta africana) elephants. Gen. Comp. Endocrinol. 136 (2004) 360-370
8. Buechner H.K., and Dawkins H.C. Vegetation change induced by elephants and fire in Murchison Falls National-Park, Uganda. Ecology 42 (1961) 752
9. Burnham K.P., and Andersen D.R. Model Selection and Inference: A Practical Theoretic Approach (1998), Springer, New York
10. Colwell R.K. Predictability, constancy, and contingency of periodic phenomena. Ecology 55 (1974) 1148-1153
11. Cook R.C., Cook J.G., Garrott R.A., Irwin L.L., and Monfort S.L. Effects of diet and body condition on fecal progestagen excretion in elk. J. Wildl. Dis. 38 (2002) 558-565
12. Dobson A.J. An Introduction to Generalized Linear Models (2002), Chapman & Hall, Washington, DC
13. Dublin H.T., Sinclair A.R.E., and McGlad J. Elephants and fire as causes of multiple stable states in the Serengeti mara woodlands. J. Anim. Ecol. 59 (1990) 1147-1164
14. Fiess M., Heistermann M., and Hodges J.K. Patterns of urinary and fecal steroid excretion during the ovarian cycle and pregnancy in the African elephant (Loxodonta africana). Gen. Comp. Endocrinol. 115 (1999) 76-89
15. Foley C.A.H., Papageorge S., and Wasser S.K. Noninvasive stress and reproductive measures of social and ecological pressures in free-ranging African elephants. Conserv. Biol. 15 (2001) 1134-1142
16. Ganswindt A., Rasmussen H.B., Heistermann M., and Hodges J.K. The sexually active states of free-ranging male African elephants (Loxodonta africana): defining musth and non-musth endocrinology, physical signals, and behavior. Horm. Behav. 47 (2005) 83-91
17. Goward S.N., and Prince S.D. Transient effects of climate on vegetation dynamics: satellite observations. J. Biogeogr. 22 (1995) 549-564
18. Heistermann M., Mohle U., Vervaecke H., and Hodges J.K. Application of urinary and fecal steroid measurements for monitoring ovarian function and pregnancy in the bonobo (Pan paniscus) and evaluation of perineal swelling patterns in relation to endocrine events. Biol. Reprod. 55 (1996) 844-853
19. Herbst M., Jarvis J., and Bennett N. A field assessment of reproductive seasonality in the threatened wild Namaqua dune mole-rat (Bathyergus janetta). J. Zool. 263 (2004) 259-268
20. Hodges J.K. Endocrinology of the ovarian cycle and pregnancy in the Asian (Elephas maximus) and African (Loxodonta africana) elephant. Anim. Reprod. Sci. 53 (1998) 3-18
21. Hodges J.K., Heistermann M., Beard A., and vanAarde R.J. Concentrations of progesterone and the 5 alpha-reduced progestins, 5 alpha-pregnane-3,20-dione and 3 alpha-hydroxy-5 alpha-pregnan-20-one, in luteal tissue and circulating blood and their relationship to luteal function in the African elephant, Loxodonta africana. Biol. Reprod. 56 (1997) 640-646
22. Jurke M.H., Czekala N.M., and Fitch-Snyder H. Non-invasive detection and monitoring of estrus, pregnancy and the postpartum period in pygmy loris (Nycticebus pygmaeus) using fecal estrogen metabolites. Am. J. Primatol. 41 (1997) 103-115
23. Justice C.O., Townshend J.R.G., Holben B.N., and Tucker C.J. Analyses of phenology of global vegetation using meteorological satellite data. Int. J. Remote Sens. 6 (1985) 1271-1318
24. Kennish R. Seasonal patterns of food availability: influences on the reproductive output and body condition of the herbivorous crab Grapsus albolineatus. Oecologia 109 (1997) 209-218
25. Laws R.M. Aspects of reproduction in the African elephant (Loxodonta africana). J. Reprod. Fertil. Suppl. 6 (1969) 193-217
26. Lincoln G.A., and Short R.V. Seasonal breeding: nature's contraceptive. Recent Prog. Horm. Res. 36 (1980) 1-51
27. McCullagh P., and Neder J.A. Generalized Linear Models (1989), Chapman & Hall, London
28. Meyer J., Walker S., Freeman E., Steinetz B., and Brown J. Species and fetal gender effects on the endocrinology of pregnancy in elephants. Gen. Comp. Endocrinol. 138 (2004) 263-270
29. Miller A.J. Subset Selection in Regression (2002), Chapman & Hall, London
30. Moss C.J. Estrous behavior and female choice in the African elephant. Behaviour 86 (1983) 167-196
31. Moss C.J. Getting to know a population. In: Kangwana K. (Ed). Studying Elephants (1996), African Wildlife Foundation, Nairobi, Kenya 58-74
32. Moss C.J. The demography of an African elephant (Loxodonta africana) population in Amboseli, Kenya. J. Zool. 255 (2001) 145-156
33. Omondi P., Bitok E., Kahindi O., and Mayienda R. Total Aerial Count of Elephants in Samburu/Laikipia (2002), Kenya Wildlife Service, Nairobi
34. Packer C., Tatar M., and Collins A. Reproductive cessation in female mammals. Nature 392 (1998) 807-811
35. Pianka E.R. Natural-selection of optimal reproductive tactics. Am. Zool. 16 (1976) 775-784
36. Rasmussen H.B., Wittemyer G., and Douglas-Hamilton I. Estimating age of immobilized elephants from teeth impression using dental acrylic. Afr. J. Ecol. (2005) 215-219
37. Rasmussen H.B., Wittemyer G., and Douglas-Hamilton I. Predicting time-specific changes in demographic processes using remote-sensing data. J. Appl. Ecol. 43 (2006) 366-376
38. Rondina D., Freitas V.J.F., Spinaci M., and Galeati G. Effect of nutrition on plasma progesterone levels, metabolic parameters and small follicles development in unstimulated goats reared under constant photoperiod regimen. Reprod. Domest. Anim. 40 (2005) 548-552
39. Schulte B.A., Feldman E., Lambert R., Oliver R., and Hess D.L. Temporary ovarian inactivity in elephants: relationship to status and time outside. Physiol. Behav. 71 (2000) 123-131
40. Shideler S.E., Czekala N.M., Benirschke K., and Lasley B.L. Urinary estrogens during pregnancy of the ruffed lemur (Lemur variegatus). Biol. Reprod. 28 (1983) 963-969
41. Sinclair A.R.E., Mduma S.A.R., and Arcese P. What determines phenology and synchrony of ungulate breeding in Serengeti?. Ecology 81 (2000) 2100-2111
42. Stearns S.C. The Evolution of Life Histories (1992), Oxford Univ. Press, Oxford, UK
43. Venables W.N., and Ripley B.D. Modern Applied Statistics with S-Plus (1999), Springer, New York
44. Virolainen J., Tast A., Sorsa A., Love R., and OAT P. Changes in feeding level during early pregnancy affect fertility in gilts. Anim. Reprod. Sci. 80 (2004) 341-352
45. Wasser S.K., Risler L., and Steiner R.A. Excreted steroids in primate feces over the menstrual-cycle and pregnancy. Biol. Reprod. 39 (1988) 862-872
46. Wayne N.L., Malpaux B., and Karsch F.J. Social cues can play a role in timing onset of the breeding-season of the ewe. J. Reprod. Fertil. 87 (1989) 707-713
47. Wingfield J.C., Hahn T.P., Levin R., and Honey P. Environmental predictability and control of gonadal cycles in birds. J. Exp. Zool. 261 (1992) 214-231
48. Wittemyer G. The elephant population of Samburu and Buffalo Springs National Reserves, Kenya. Afr. J. Ecol. 39 (2001) 357-365
49. Wittemyer G., Daballen D.K., Rasmussen H.B., Kahindi O., and Douglas-Hamilton I. Demographic status of elephants in the Samburu and Buffalo Springs National Reserves, Kenya. Afr. J. Ecol. 43 (2005) 44-47
50. Wittemyer G., Douglas-Hamilton I., and Getz W.M. The socio-ecology of elephants: analysis of the processes creating multi-tiered social structures. Anim. Behav. 69 (2005) 1357-1371
51. Wittemyer G., Rasmussen H.B., and Douglas-Hamilton I. Timing of conceptions and parturitions in relation to NDVI variability in free-ranging African elephant. Ecography 30 (2007) 42-50
52. Zarazaga L.A., Guzman J.L., Dominguez C., Perez M.C., and Prieto R. Effect of plane of nutrition on seasonality of reproduction in Spanish Payoya goats. Anim. Reprod. Sci. 87 (2005) 253-267
53. Ziegler T., Hodges K., Winkler P., and Heistermann M. Hormonal correlates of reproductive seasonality in wild female Hanuman langurs (Presbytis entellus). Am. J. Primatol. 51 (2000) 119-134