Maternal expenditure in the polygynous and monomorphic guanaco: Suckling behavior, reproductive effort, yearly variation, and influence on juvenile survival

Behavioral Ecology

Volumn 10, Issue 1, 1999, Pages 41-47

  Sarno, Ronald J ^a,b   Franklin, William L ^a  

^a IOWA STATE UNIVERSITY   (United States)

^b NATIONAL CANCER INSTITUTE   (United States)

Author keywords

Chile; Guanaco; Lama guanicoe; Maternal expenditure; Survival

Indexed keywords

JUVENILE; MATERNAL CARE; REPRODUCTIVE EFFORT; SUCKLING; SURVIVAL;

CHILE;

LAMA GUANICOE;

EID: 0032905762     PISSN: 10452249     EISSN: None     Source Type: Journal    
DOI: 10.1093/beheco/10.1.41     Document Type: Article

References (49)

1. Allison PD, 1995. Survival analysis using the SAS system: a practical guide. Cary, North Carolina: SAS Institute.
2. Altmann J, 1974. Observational study of behavior: sampling methods. Behaviour 49:227-267.
3. Behl MJ, 1992. Effects of juvenile survival and parental investment on primarary sex ratios in guanacos (MS thesis). Ames: Iowa State University.
4. Berger J, 1986. Wild horses of the great basin: social competition and population size. Chicago: University of Chicago Press.
5. Bérubé CH, Festa-Bianchet M, Jorgensen JT, 1996. Reproductive costs of sons and daughters in Rocky Mountain bighorn sheep. Behav Ecol 7:60-68.
6. Boyd LE, 1988. The behavior of Przewalski's horses (PhD dissertation). Ithaca, New York: Cornell University.
7. Byers JA, Moodie JD, 1990. Sex-specific maternal investment in pronghorn, and the question of a limit on differential provisioning in ungulates. Behav Ecol Sociobiol 26:157-164.
8. Carl GC, Robbins CT, 1988. The energetic cost of predator avoidance in neonatal ungulates: hiding versus following. Can J Zoology 66: 243-282.
9. Caughley G, 1970. Eruption of ungulate populations, with emphasis on Himalayan thar in New Zealand. Ecology 51:53-72.
10. Clutton-Brock TH, 1991. The evolution of parental care.Princeton, New Jersey: Princeton University Press.
11. Clutton-Brock TH, Albon SD, Guinness FE, 1985. Parental investment and sex differences in juvenile mortality in birds and mammals. Nature 313:131-133.
12. Clutton-Brock TH, Albon SD, Guinness FE, 1988. Reproductive success in male and female red deer. In: Reproductive success: studies of individual variation in contrasting breeding systems (Clutton-Brock TH, ed). Chicago: University of Chicago Press; 325-343.
13. Clutton-Brock TH, Guinness FE, Albon SD, 1982. Red deer: behavior and ecology of two sexes. Chicago: University of Chicago Press.
14. Clutton-Brock TH, Major M, Albon SD, Guinness FE, 1987. Early development and population dynamics in red deer. I. Density-dependent effects on juvenile survival.
15. Duncan P, Harvey PH, Wells SM, 1984. On lactation and associated behavior in a natural herd of horses. Anim Behav 32:255-263.
16. Festa-Bianchet M, 1989. Individual differences, parasites, and the costs of reproduction for bighorn ewes (Ovis canadensis). J Anim Ecol 58:785-795.
17. Franklin WL, 1983. Contrasting socioecologies of South America's wild camelids: The vicuña and the guanaco. In: Mammalian biology in South America (Mares MA, Genoways NN, eds). Laboratory of Ecology, Special Publication series, vol. 6. Pittsburgh, Pennsylvania: University of Pittsburgh; 573-629.
18. Franklin WL, Johnson WE, 1994. Hand capture of newborn open-habitat ungulates: the South American guanaco. Wildl Soc Bull 22: 253-259.
19. Garay G, Franklin WL, Sarno RJ, Johnson WE, 1995. Development of juvenile guanaco social behavior: first study on a wild population from the Chilean Patagonia. Revista Chilena de Historia Natural 68:429-439.
20. Gauthier D, Barrette C, 1985. Suckling and weaning in captive white-tailed deer and fallow deer. Behaviour 94:128-149.
21. Geist V, 1971. Mountain sheep: a study in behavior and evolution. Chicago: University of Chicago Press.
22. Green WCH, Berger J, 1990. Maternal investment in sons and daughters: problems of methodology. Behav Ecol Sociobiol 27:99-102.
23. Grubb P, 1974. Population dynamics of Soay sheep. In: Island survivors: the ecology of Soay sheep on St Kilda (Jewell PA, Milner C, Boyd JM, eds). London: Athlone Press; 242-272.
24. Hall RD, Leaky JP, Robertson WM, 1979. The effects of protein malnutrition on the behavior of rats during the suckling period. Dev Psychobiol 12:455-466.
25. Heald CW, 1985. Milk collection. In: Lactation (Larson BL, ed). Ames: Iowa State University Press; 198-228.
26. Hogg JT, Hass CC, Jenni DA, 1992. Sex-biased maternal expenditure in Rocky Mountain bighorn sheep. Behav Ecol Sociobiol 31:243-251.
27. Jurgensen TE, 1985. Seasonal territoriality in a migratory guanaco population (MS thesis). Ames: Iowa State University.
28. Keister GP, Trainer CE, Willis MJ, 1988. A self-adjusting collar for young ungulates. Wildl Soc Bull 16:321-323.
29. Klein DR, 1968. The introduction, increase, and crash of reindeer on St. Matthew Island. J Wildl Manage 32:350-367.
30. Louden ASI, McNeilly AS, Milne JA, 1983. Nutrition and lactational control of fertility in red deer. Nature 302:145-147.
31. Maynard Smith J, 1980. A new theory of sexual investment. Behav Ecol Sociobiol 7:247-251.
32. Mendl M, Paul ES, 1989. Observation of nursing and suckling behaviour as an indicator of milk transfer and parental investment. Animal Behav 37:513-515.
33. Mueller CC, Sadleir RMFS, 1980. Birth weights and early growth of captive mother-raised black-tailed deer. J Wildl Manage 44:268-272.
34. Pisano E, 1974. Estudio ecologico de la region continental sur del area andino-patagonica, II. Contribucion a la fitogeografia de la zona del Parque Nacional Torres del Paine. Anales Instituto de la Patagonia, Punta Arenas, Chile 5:59-104.
35. Pollard JC, Littlejohn RP, Davis GH, 1993. Changes in liveweight and behaviour of alpaca dams and offspring following weaning. NZ Vet J 41:161-165.
36. Pollock KH, Winterstein SR, Conroy MJ, 1989. Estimation and analysis of survival distributions for radio-tagged animals. Biometrics 45:99-109.
37. Raedeke KJ, 1979. Population dynamics and socioecology of the guanaco (Lama guanicoe) of Magallanes, Chile (PhD dissertation). Seattle: University of Washington.
38. Ralls K, Brownwell RL, Ballow J, 1980. Differential mortality by sex and age in mammals, with specific reference to the sperm whale. Rep Intl Whaling Commission (special issue) 2:223-243.
39. Robbins CT, Moen AN, 1975. Milk consumption and weight gain of white-tailed deer. J Wildl Manage 39:355-360.
40. SAS Institute, 1989. SAS/STAT user's guide, release 6.03 ed. Cary, North Carolina: SAS Institute.
41. Sauer JR, Boyce MS, 1983. Density-dependence and survival of elk in northwestern Wyoming. J Wildl Manage 47:31-37.
42. Sinclair ARE, 1977. The African buffalo: a study of resource limitation of populations. Chicago: University of Chicago Press.
43. Skogland T, 1985. The effects of density-dependent resource limitation on the demography of wild reindeer. J Anim Ecol 54:359-374.
44. Skogland T, 1990. Density dependence in a fluctuating wild reindeer herd; maternal vs. offspring effects. Oecologia 84:442-450.
45. Trivers RL, 1972. Parental investment and sexual selection. In: Sexual selection and the descent of man (Campbell B, ed). Chicago: Aldine Press; 136-179.
46. Trivers RL, Willard DE, 1973. Natural selection of parental ability to vary the sex ratio of offspring. Science 179:90-92.
47. White GC, Garrott RA, 1990. Analysis of wildlife radio-tracking data. San Diego, California: Academic Press.
48. Willson MF, Pianka ER, 1963. Sexual selection, sex ratio and the mating system. Am Nat 97:405-407.
49. Wolff JO, 1988. Maternal investment and sex ratio adjustment in American bison calves. Behav Ecol Sociobiol 23:127-133.