The influence of straw, cloth tassel, or both on the prepartum behavior of sows

The misbehavior of organisms.

Keller Breland, Marian Breland · American Psychologist · 1961 · 1.2K citations

Public Health, Behavioral Sciences, Psychology +9

Animal Behaviour: A Synthesis of Ethology and Comparative Psychology

J. M. Cullen, R. A. Hinde · Journal of Animal Ecology · 1968 · 846 citations

Social Sciences, Behavioral Sciences, Psychology +14

The notion of ethological ‘need’, models of motivation and animal welfare

B. O. Hughes, I.J.H. Duncan · Animal Behaviour · 1988 · 509 citations

Agriculture, Animal Sciences, Psychology +13

Observations on the maternal behaviour of free-ranging domestic pigs

Per Jensen · Applied Animal Behaviour Science · 1986 · 343 citations

Agriculture, Animal Sciences, Zoology +10

Animal Rights – Animal Welfare: A Scientist's Assessment

I.J.H. Duncan · Poultry Science · 1981 · 159 citations · Full text

Agriculture, Animal Sciences, Zoology +15