Androgens and the role of female "hyperaggressiveness" in spotted hyenas (Crocuta crocuta)

Hormones and Behavior

Volumn 39, Issue 1, 2001, Pages 83-92

  Goymann, Wolfgang ^a   East, Marion L ^a,b   Hofer, Heribert ^a,b  

^a MAX PLANCK INSTITUTE FOR ORNITHOLOGY   (Germany)

^b LEIBNIZ INSTITUTE FOR ZOO AND WILDLIFE RESEARCH   (Germany)

Author keywords

Facultative siblicide; Female dominance; Testosterone; Virilization

Indexed keywords

ANDROGEN; ANDROSTANOLONE; ANDROSTENEDIONE; TESTOSTERONE;

AGGRESSIVENESS; ANIMAL EXPERIMENT; ARTICLE; CARNIVORE; FEMALE; MALE; NATURAL SELECTION; NONHUMAN; PRIORITY JOURNAL; SEX DIFFERENCE; SOCIAL DOMINANCE; STEROID BLOOD LEVEL; VIRILIZATION;

EID: 0035102043     PISSN: 0018506X     EISSN: None     Source Type: Journal    
DOI: 10.1006/hbeh.2000.1634     Document Type: Article

References (70)

1. Hormones sex and status in women
2. Serum androstenedione and testosterone concentrations during pregnancy and nonpregnant cycles in dogs
3. Androgens and aggressive behavior in primates, A review
4. Androgens and masculinisation of genitalia in the spotted hyena (Crocuta crocuta) -2. Effects of prenatal anti-androgens
5. Loud calling in a female-dominated mammalian society: I. Structure and composition of whooping bouts of spotted hyaenas, Crocuta crocuta
6. Loud calling in a female-dominated mammalian society: I. Behavioural contexts and functions of whooping of spotted hyaenas Crocuta crocuta
7. Male spotted hyenas, Crocuta crocuta, queue for status in social groups dominated by females
8. Conflict and co-operation in a female-dominated society: A re-assessment of the "hyper-aggressive" image of spotted hyenas (Crocuta crocuta)
9. The erect 'penis' is a flag of submission in a female-dominated society: Greetings in Serengeti spotted hyaenas
10. Peripheral plasma levels of gonadal steroids in adult male and in adult, non-pregnant female mammals
11. Social organisation of the spotted hyaena (Crocuta crocuta). I. Demography
12. Social organisation of the spotted hyaena (Crocuta crocuta). II. Dominance and reproduction
13. Female masculinisation in the spotted hyena: Endocrinology, behavioral ecology, and evolution
14. Evolution of genital masculinisation: Why do female hyenas have such a large 'penis'?
15. Androgen levels in the spotted hyena, Crocuta crocuta: The influence of social factors
16. Fatal sibling aggression, precocial development, and androgens in neonatal spotted hyenas
17. Sexual dimorphism in the spotted hyaena (Crocuta crocuta)
18. Masculinisation costs in hyaenas
19. Seasonal expression of androgen receptors, estrogen receptors, and aromatase in the canary brain in relation to circulating androgens and estrogens
20. Androstenedione may organize or activate sex-reversed traits in female spotted hyenas
21. Costs and benefits of "androgenization" in the female spotted hyena: The natural selection of physiological mechanisms
22. Hormonal correlates of 'masculinisation' in female spotted hyenas (Crocuta crocuta). 1. Infancy to sexual maturity
23. Sexual differentiation of the female spotted hyena. One of nature's experiments
24. Within-litter sibling aggression in spotted hyaenas: Effect of maternal nursing, sex and age
25. Short-term fluctuations in progesterone oestradiol and testosterone in pregnant and non-pregnant hyaena (Crocuta crocuta)
26. Hyena myths and realities
27. Sexual monomorphism in spotted hyenas, Crocuta crocuta
28. The commuting system of Serengeti spotted hyaenas: How a predator copes with migratory prey. I. Social organisation
29. The commuting system of Serengeti spotted hyaenas: How a predator copes with migratory prey. III. Attendance and maternal care
30. Virilised sexual genitalia as adaptations of female spotted hyaenas
31. Skewed offspring sex ratios and sex composition of twin litters in Serengeti spotted hyaenas (Crocuta crocuta) are a consequence of siblicide
32. Conflict management in female-dominated spotted hyenas
33. Dispersal status influences hormones and behavior in the male spotted hyena
34. A note on sex ratios and sex combinations in Serengeti spotted hyaenas: Siblicide and subbinomial variance
35. The puzzle of female feeding priority
36. Female dominance in Lemur catta: More than just female feeding priority?
37. Hormonal correlates of 'masculinisation' in female spotted hyenas (Crocuta crocuta). 2. Maternal and fetal steroids
38. Androgens and masculinisation of genitalia in the spotted hyena (Crocuta crocuta). 1. Urogenital morphology and placental androgen production during fetal life
39. Aseasonal breeding in the spotted hyaena in Southern Africa
40. Adrenal and gonadal contribution to circulating androgens in spotted hyenas as revealed by LHRH, hCG and ACTH stimulation
41. Reproduction in the spotted hyena (Crocuta crocuta, Erxleben)
42. Testosterone, status, and mood in human males
43. Hormones and aggressive behavior
44. Serum levels of gonadotropins and gonadal steroids including testosterone during the menstrual cycle of the chimpanzee (Pan troglodytes)
45. Sexual dimorphism of the phallus in spotted hyena (Crocuta crocuta)
46. Causes of reproductive failure in two family groups of wolves (Canis lupus)
47. Endocrine aspects of sexual mimicry in spotted hyenas, Crocuta crocuta
48. Short-term effects of residence on the testosterone responses to fighting in alpha male guinea pigs
49. Territorial aggression and song of male European robins (Erithacus rubecula) in autumn and spring: Effects of antiandrogen treatment
50. Social dominance and feeding patterns of spotted hyaenas
51. Spotted hyaena monomorphism: An adaptive 'phallusy'?
52. Plasma androgen concentrations in initial samples from spotted hyaenas immobilized with Zoletil reflect hormonal status estimated by GnRH challenge and immobilisation stress response
53. Plasma androgens in spotted hyenas (Crocuta crocuta): Influence of social and reproductive development
54. Fine temporal adjustment of reproductive functions
55. Environmental and endocrine control of reproduction: An ecological approach
56. The determination of five steroids in avian plasma by radioimmunoassay and competitive protein-binding
57. Control of seasonal reproduction on temperate zone birds
58. Ecological constraints and the evolution of hormone/behavior interrelationships
59. Endocrine basis of communication: Reproduction and aggression
60. Hormonal social and environmental factors in the reproductive biology of free-living male birds
61. Communication in vertebrate aggression and reproduction. The role of hormones
62. A mechanism for virilisation of female spotted hyenas in utero
63. Female dominance and maternal investment in strepsirhine primates