The weaker sex? the propensity for male-biased piglet mortality

PLoS ONE

Volumn 7, Issue 1, 2012, Pages

  Baxter, Emma M ^a   Jarvis, Susan ^b   Palarea Albaladejo, Javier ^c   Edwards, Sandra A ^d  

^a SCOTTISH AGRICULTURAL COLLEGE   (United Kingdom)

^b UNIVERSITY OF EDINBURGH   (United Kingdom)

^c BIOMATHEMATICS AND STATISTICS SCOTLAND   (United Kingdom)

^d NEWCASTLE UNIVERSITY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMAL BEHAVIOR; ANIMAL EXPERIMENT; ARTICLE; BIRTH WEIGHT; BODY MASS; BREEDING; CONTROLLED STUDY; DOMESTIC ANIMAL; FEMALE; GENDER BIAS; GENETIC SUSCEPTIBILITY; LIFE HISTORY; MALE; MORTALITY; NONHUMAN; PIGLET; PROPENSITY SCORE; RESOURCE ALLOCATION; SEX ALLOCATION; SEX RATIO; SURVIVAL FACTOR; THERMOREGULATION; ANIMAL; ANIMAL HUSBANDRY; BODY WEIGHT; GROWTH, DEVELOPMENT AND AGING; LITTER SIZE; METHODOLOGY; NEWBORN; PHYSIOLOGY; SEX DIFFERENCE; STATISTICAL MODEL; STATISTICS; SURVIVAL; SURVIVAL RATE; SWINE; SWINE DISEASE; TIME; WEANING;

ANIMALIA; SUIDAE;

ANIMAL HUSBANDRY; ANIMALS; ANIMALS, NEWBORN; BEHAVIOR, ANIMAL; BODY MASS INDEX; BODY TEMPERATURE REGULATION; BODY WEIGHT; FEMALE; LINEAR MODELS; LITTER SIZE; MALE; SEX FACTORS; SEX RATIO; SURVIVAL ANALYSIS; SURVIVAL RATE; SWINE; SWINE DISEASES; TIME FACTORS; WEANING;

EID: 84855845997     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0030318     Document Type: Article

References (65)

1. Andersen IL, Naevdal E, Boe KE, Bakken M, (2006) The significance of theories in behavioural ecology for solving problems in applied ethology- Possibilities and limitations. Applied Animal Behaviour Science 97: 85-104.
2. Fraser D, Kramer DL, Pajor EA, Weary DM, (1995) Conflict and cooperation: sociobiological principles and the behaviour of pigs. Applied Animal Behaviour Science 44: 139-157.
3. Trivers RL, Willard DE, (1973) Natural-selection of parental ability to vary sex-ratio of offspring. Science 179: 90-92.
4. Clutton-Brock TH, Albon SD, Guinness FE, (1985) Parental investment and sex differences in juvenile mortality in birds and mammals. Nature 313: 131-133.
5. Cluttonbrock TH, Iason GR, (1986) Sex-ratio variation in mammals. Quarterly Review of Biology 61: 339-374.
6. Frank SA, (1990) Sex allocation theory for birds and mammals. Annual Review of Ecology and Systematics 21: 13-55.
7. Hewison AJM, Gaillard JM, (1999) Successful sons or advantaged daughters? The Trivers-Willard model and sex-biased maternal investment in ungulates. Trends in Ecology & Evolution 14: 229-234.
8. Moses RA, Boutin STAN, Teferi TAYE, (1998) Sex-biased mortality in woodrats occurs in the absence of parental intervention. Animal Behaviour 55: 563-571.
9. Williams GC, (1979) Question of adaptive sex-ratio in outcrossed vertebrates. Proceedings of the Royal Society of London Series B-Biological Sciences 205: 567-580.
10. Horrell I, Hodgson J, (1992) The bases of sow-piglet identification. 1. The identification by sows of their own piglets and the presence of intruders. Applied Animal Behaviour Science 33: 319-327.
11. Jensen P, (1986) Observations on the maternal behaviour of free-ranging domestic pigs. Applied Animal Behaviour Science 16: 131-142.
12. James WH, (1998) Porcine sex ratios and sex combinations within litters: comment on Meikleet al. (1997) and Mendlet al. (1997). Animal Behaviour 55: 767-769.
13. Meikle DB, Drickamer LC, Vessey SH, Rosenthal TL, Fitzgerald KS, (1993) Maternal dominance rank and secondary sex ratio in domestic swine. Animal Behaviour 46: 79-85.
14. Meikle DB, Vessey SH, Drickamer LC, (1997) Testing models of adaptive adjustment of secondary sex ratio in domestic swine. Animal Behaviour 53: 428-431.
15. Meikle DB, Vessey SH, Drickamer LC, (1998) Mechanisms of sex-ratio adjustment in domestic swine: reply to James. Animal Behaviour 55: 770-772.
16. Mendl M, Zanella AJ, Broom DM, Whittemore CT, (1995) Maternal social status and birth sex ratio in domestic pigs: an analysis of mechanisms. Animal Behaviour 50: 1361-1370.
17. Mendl M, Zanella AJ, Broom DM, Whittemore CT, (1997) Studying birth sex ratio in domestic pigs. Animal Behaviour 53: 432-435.
18. Mendl M, Broom DM, Zanella AJ, (1998) Multiple mechanisms may affect birth sex ratio in domestic pigs. Animal Behaviour 55: 773-776.
19. Darwin C, (1871) The Descent of Man and Selection in Relation to Sex London J.Murray.
20. Reynolds JD, Harvey PH, (1994) Somatic dimorphisms across the species: Sexual selection and the evolution of sex differences. In: Short RV, Balaban E, editors. The Differences Between the Sexes Cambridge Cambridge University Press pp. 53-70.
21. Clutton-Brock TH, (1994) Sex differences in behaviour: The costs of sex. In: Short RV, Balaban E, editors. The Differences Between the Sexes Cambridge Cambridge University Press pp. 347-362.
22. Fernandez-Llario P, Carranza J, Mateos-Quesada P, (1999) Sex allocation in a polygynous mammal with-large litters: the wild boar. Animal Behaviour 58: 1079-1084.
23. Stolba A, Woodgush DGM, (1980) Arousal and exploration in growing-pigs in different environments. Applied Animal Ethology 6: 382-383.
24. Stolba A, Woodgush DGM, (1981) The assessment of behavioral needs of pigs under free-range and confined conditions. Applied Animal Ethology 7: 388-389.
25. Price EO, (1999) Behavioral development in animals undergoing domestication. Applied Animal Behaviour Science 65: 245-271.
26. Gustafsson M, Jensen P, de Jonge FH, Schuurman T, (1999) Domestication effects on foraging strategies in pigs (Sus scrofa). Applied Animal Behaviour Science 62: 305-317.
27. Held S, Baumgartner J, KilBride A, Byrne RW, Mendl M, (2005) Foraging behaviour in domestic pigs (Sus scrofa): remembering and prioritizing food sites of different value. Animal Cognition 8: 114-121.
28. Puppe B, Ernst K, Schön PC, Manteuffel G, (2007) Cognitive enrichment affects behavioural reactivity in domestic pigs. Applied Animal Behaviour Science 105: 75-86.
29. Fraser D, (1990) Behavioural perspectives on piglet survival. J Reprod Fertil Suppl 40: 355-370.
30. Marchant JN, Broom DM, Corning S, (2001) The influence of sow behaviour on piglet mortality due to crushing in an open farrowing system. Animal Science 72: 19-28.
31. Algers B, Jensen P, (1985) Communication during suckling in the domestic pig. Effects of continuous noise. Applied Animal Behaviour Science 14: 49-61.
32. Herpin P, Le Dividich J, (1995) Thermoregulation and the environment. In: Varley MA, editors. The Neonatal Pig Development and Survival CAB International pp. 57-95.
33. Baxter EM, Jarvis S, D'Eath RB, Ross DW, Robson SK, et al. (2008) Investigating the behavioural and physiological indicators of neonatal survival in pigs. Theriogenology 69: 773-783.
34. Herpin P, Hulin JC, Le Dividich J, Fillaut M, (2001) Effect of oxygen inhalation at birth on the reduction of early postnatal mortality in pigs. J Anim Sci 79: 5-10.
35. Tuchscherer M, Puppe B, Tuchscherer A, Tiemann U, (2000) Early identification of neonates at risk: traits of newborn piglets with respect to survival. Theriogenology 54: 371-388.
36. Baxter EM, Jarvis S, Sherwood L, Robson SK, Ormandy E, et al. (2009) Indicators of piglet survival in an outdoor farrowing system. Livestock Science 124: 266-276.
37. Muirhead MR, Alexander TJL, (1997) Managing pig health and the treatment of disease: a reference for the farm Sheffield 5M Enterprises.
38. Meat and Livestock Commission (2006) The Pig Yearbook 2006.
39. Stearns SC, (1992) The Evolution of Life Histories Oxford Oxford University Press.
40. Wells JC, (2003) Parent-offspring conflict theory, signalling of need, and weight gain in early life. Quarterly Review of Biology 78: 169-202.
41. Gaskins HR, Kelly KW, (1995) Immunology and neonatal mortality. In: Varley MA, editors. The Neonatal Pig Development and Survival CAB International pp. 39-56.
42. Mount LE, (1966) Basis of heat regulation in homoeotherms. Br Med Bull 22: 84-87.
43. LeDividich J, Mormede P, Catheline M, Caritez JC, (1991) Body-composition and cold resistance of the neonatal pig from European (Large White) and Chinese (Meishan) breeds. Biology of the Neonate 59: 268-277.
44. Castrén H, Algers B, Saloniemi H, (1991) Weight gain pattern in piglets during the first 24 h after farrowing. Livestock Production Science 28: 321-330.
45. Kleiber M, (1947) Body size and metabolic rate. Physiological Review 27: 511-541.
46. Rutkowska J, Koskela E, Mappes T, Speakman JR, (2011) A trade-off between current and future sex allocation revealed by maternal energy budget in a small mammal. Proc R Soc B 278 no. 1720: 2962-2969.
47. Trillmich E, (1986) Maternal investment and sex-allocation in the Galapagos fur seal, Arctocephalus galapagoensis. Behavioral Ecology and Sociobiology 19: 157-164.
48. Ono KA, Boness DJ, (1996) Sexual dimorphism in sea lion pups: differential maternal investment, or sex-specific differences in energy allocation? Behavioral Ecology and Sociobiology 38: 31-41.
49. De Passille AMB, Rushen J, Harstock TG, (1988) Ontogeny of teat fidelity in pigs and its relation to competition at suckling. Canadian Journal of Animal Science 68: 325-338.
50. Algers B, Jensen P, (1991) Teat stimulation and milk production during early lactation in sows-Effects of continuous noise. Canadian Journal of Animal Science 71: 51-60.
51. Spinka M, Algers B, (1995) Functional view on udder massage after milk let-down in pigs. Applied Animal Behaviour Science 43: 197-212.
52. Weary DM, Pajor EA, Thompson BK, Fraser D, (1996) Risky behaviour by piglets: A trade off between feeding and risk of mortality by maternal crushing? Animal Behaviour 51: 619-624.
53. Klaver J, van Kempen GJM, de Lange PGB, Verstegen MWA, Boer H, (1981) Milk composition and daily yield of different milk components as affected by sow condition and lactation/feeding regimen. J Anim Sci 52: 1091-1097.
54. Westrom BR, Ohlsson BG, Svendsen J, Tagesson C, Karlsson BW, (1985) Intestinal transmission of macromolecules (Bsa and Fitc-Dextran) in the neonatal pig- enhancing effect of colostrum, proteins and proteinase-inhibitors. Biology of the Neonate 47: 359-366.
55. Holland RE, (1990) Some infectious causes of diarrhoea in young farm-animals. Clinical Microbiology Reviews 3: 345-375.
56. Chen ZY, Dziuk PJ, (1993) Influence of initial length of uterus per embryo and gestation stage on prenatal survival, development, and sex-ratio in the pig. J Anim Sci 71: 1895-1901.
57. Nishida S, Orsuka J, Yamagish T, Sugaya T, (1977) Sex ratio of offspring in domestic animals (71 pigs). Jap J of Anim Reprod 23: 55-59.
58. Mock DW, Forbes LS, (1995) The evolution of parental optimism. Trends in Ecology & Evolution 10: 130-134.
59. Mock DW, Parker GA, (1998) Siblicide, family conflict and the evolutionary limits of selfishness. Animal Behaviour 56: 1-10.
60. Forbes LS, Mock DW, (1998) Parental optimism and progeny choice: When is screening for offspring quality affordable? Journal of Theoretical Biology 192: 3-14.
61. Pope WF, (1994) Embryonic mortality in swine. In: Zavy MT, editors. Embryonic Mortality in Domestic Species CRC Press, Boca Raton, FL pp. 53-78.
62. Krackow S, Burgoyne PS, (1997) Timing of mating, developmental asynchrony and the sex ratio in mice. Physiology & Behaviour 63: 81-84.
63. Kalmbach E, Furness RW, Griffiths R, (2005) Sex-biased environmental sensitivity: natural and experimental evidence from a bird species with larger females. Behav Ecol 16: 442-449.
64. Salmon H, Berri M, Gerdts V, Meurens F, (2009) Humoral and cellular factors of maternal immunity in swine. Developmental and Comparative Immunology 33: 384-393.
65. Bandrick M, Pieters M, Pijoan C, Baidoo SK, Molitor TW, (2011) Effect of cross-fostering on transfer of maternal immunity to Mycoplasma hyopneumoniae to piglets. Veterinary Record 168: 100.