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  1. Competitive order as a measure of social dominance in dairy cattle

    Contributor(s):: Friend, T. H., Polan, C. E.

  2. Dominance hierarchies of cows on alpine pastures as related to phenotype

    Contributor(s):: Oberosler, R., Carenzi, C., Verga, M.

  3. Effects of lamb rearing conditions on aggression and dominance relationships

    Contributor(s):: Zito, C. A., Wilson, L. L., Graves, H. B.

  4. Effects of male presence on agonistic behavior and productivity of White Leghorn hens

    Contributor(s):: Bhagwat, A. L., Craig, J. V.

    Three experiments were performed, involving 18, 16 and 48 flocks with 9-16 females and 0-4 males per flock. The White Leghorn strains used had been selected either for egg mass or age at sexual maturity, or were unselected. Age at 50% egg production, rate of lay, survival rate, egg weight, egg...

  5. Ethogram of agonistic behaviour for Thoroughbred horses

    Contributor(s):: Arnold, G. W., Grassia, A.

  6. Foal killing by stallions

    Contributor(s):: Duncan, P.

  7. Fowl sociometry: social discrimination and the behaviour of domestic hens during food competition

    Contributor(s):: Syme, G. J., Syme, L. A., Barnes, D. R.

  8. How peck orders of chickens are measured: a critical review

    Contributor(s):: Rushen, J.

  9. Inhibition of agonistic acts between domestic hens by a dominant third party

    Contributor(s):: Ylander, D. M., Craig, J. V.

    In a study of the inhibitory effects of adult males and of dominant females on frequency of agonistic acts between pairs of feeding hens, three flocks were used in each of two experiments. When a cock was in their immediate presence, hens had only 5 peck-avoidances in 24 10-minute trials; when he...

  10. Social behavior and growth of pigs following mixing during the growing-finishing period

    Contributor(s):: Graves, H. B., Graves, K. L., Sherritt, G. W.

  11. Social interactions amongst fostered piglets

    Contributor(s):: Horrell, I.

  12. Social organization among young beef cattle in confinement

    Contributor(s):: Stricklin, W. R., Graves, H. B., Wilson, L. L., Singh, R. K.

  13. Social tolerance in livestock

    Contributor(s):: Fraser, A. F.

  14. Some naturally occurring mild stressors in dairy herds and their consequences

    Contributor(s):: Horrell, R. I., Bremner, K., Kilgour, R.

  15. Some observations on the activity and aggressive behaviour of pigs when penned prior to slaughter

    Contributor(s):: Moss, B. W.

    Various methods were used to quantify the behaviour of pigs, under normal and experimental conditions, during the period when they are penned before slaughter. In the experimental situations, where pigs from different producers were penned together, intense fighting occurred in the first half...

  16. The behaviour of suckler calves in the field

    Contributor(s):: Wood-Gush, D. G. M., Hunt, K. A., Carson, K., Dennison, S. G. C.

  17. The effect of feed deprivation on behaviour of egg-layers in different environments

    Contributor(s):: Simonsen, H. B.

  18. The social organization of free-ranging urban dogs. I. Non-estrous social behavior. II. Estrus groups and the mating system

    Contributor(s):: Daniels, T. J.

  19. Tube dominance in piglets. Structure and stability of dominance order

    Contributor(s):: Szekely, S., Orban, E., Kurucz, I., Sarvary, J.

  20. A comparison of the behaviour of domestic chicks reared with or without a hen in enriched pens

    Contributor(s):: Roden, C., Wechsler, B.

    The presence of a hen and the incidence of feather pecking in laying hen chicks (white 'Lohman Selected Leghorn' hybrids) was investigated. Groups of 8 chicks were reared with a hen (5 groups) or without a hen (7 groups) in enriched pens over the first 8 weeks after hatching. There was a...