Bird
Effects of visual complexity during rearing on chicks’ reactions to environmental change
Reaction to novel change was less in birds whose rearing conditions had been made more complex by the presence of a moving object or mirror.
Year Published: 1969Animal Type: Bird, Chicken
Citation: Broom, D. M. 1969. Effects of visual complexity during rearing on chicks' reactions to environmental change. Animal Behaviour 17, 773-780.
Read MoreAnimals respond for food in the presence of free food
Pigeons pecked a response disk to gain access to grain rewards while identical grain was freely available ... Similarly, rats pressed a lever for food pellets while free pellets were present. ... The act of producing food can serve as...
Year Published: 1969Animal Type: All/General, Bird, Other Bird, Rat, Rodent
Citation: Neuringer, A. J. 1969. Animals respond for food in the presence of free food. Science 166, 399-401.
Read MoreThe Behaviour of the Domestic Fowl – Heinemann Studies in Biology Volume 7
Description of the species-typical behavior of the domestic fowl.
Year Published: 1971Animal Type: Bird
Citation: Wood-Gush, D. G. M. 1971. The Behaviour of the Domestic Fowl - Heinemann Studies in Biology Volume 7. Heineman, London, UK.
Read MoreThe influence of strain and environmental factors upon feather pecking and cannibalism in fowls
Feather pecking occurs much more often when chicken are kept on wire floor rather then litter which allows the hens to peck up additional food particles.
Year Published: 1972Animal Type: Bird, Fowl
Citation: Hughes, B. O., Duncan, I. J. H. 1972. The influence of strain and environmental factors upon feather pecking and cannibalism in fowls. British Poultry Science 13, 525-547.
Read MoreFree and operant feeding in domestic fowls
Chicken will work for food in the presence of free identical food. It is interesting that we failed to note any clear influence exerted by hunger motivation.
Year Published: 1972Animal Type: Bird, Chicken
Citation: Duncan, I. J. H., Hughes, B. O. 1972. Free and operant feeding in domestic fowls. Animal Behaviour 20, 775-777.
Read MoreGrowth in the Hubbard broiler: Increased size following early handling
Regular gentle handling at a young age resulted in improved growth rate.
Year Published: 1976Animal Type: Bird, Chicken
Citation: Thompson, C. I. 1976. Growth in the Hubbard broiler: Increased size following early handling. Developmental Psychobiology 9, 459-464.
Read MoreThe interactions of cage size, cage level, social density, fearfulness and production of Single Comb White Leghorns
Hens housed in the top row of a double-tier caging system appeared more fearful than those caged in the bottom row.
Year Published: 1976Animal Type: Bird, Chicken
Citation: Sefton, A. E. 1976. The interactions of cage size, cage level, social density, fearfulness and production of Single Comb White Leghorns. Poultry Science 55, 1922-1926.
Read MoreThe influence of handling on egg production, egg shell quality and avoidance behaviour of hens
Regular gentle-handling of chickens reduced fear and avoidance of humans.
Year Published: 1976Animal Type: Bird, Chicken
Citation: Hughes, B. O., Black, A. J. 1976. The influence of handling on egg production, egg shell quality and avoidance behaviour of hens. British Poultry Science 17, 135-144.
Read MorePreference decisions of domestic hens for wire or litter floors
Caged hens show a preference for litter over wire floors.
Year Published: 1976Animal Type: Bird, Chicken
Citation: Hughes, B. O. 1976. Preference decisions of domestic hens for wire or litter floors. Applied Animal Ethology (Applied Animal Behaviour Science) 2, 155-165.
Read MoreDo hens suffer in battery cages? Environmental preferences and welfare
The really rather surprising result of this experiment was the lack of demonstrated preference for either the [barren] pen or the [barren] battery cages. ... Once reason why a preference was not demonstrated may have been that the chickens did...
Year Published: 1977Animal Type: Bird, Chicken
Citation: Dawkins, M. 1977. Do hens suffer in battery cages? Environmental preferences and welfare. Animal Behaviour 25, 1034-1046.
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