Aggressive behaviour amongst groups of domesticated pigs kept at various stocking rates.
D000374:Aggression; D000819:Animal Communication; D000818:Animals; D000829:Animals, Domestic / Q000254:growth & development*; D001835:Body Weight; D003441:Crowding; D005247:Feeding Behavior; D005260:Female; D006799:Housing, Animal; D006801:Humans; D008124:Locomotion; D008297:Male; D009043:Motor Activity; D011156:Population Density; D012930:Social Dominance; D013037:Spatial Behavior; D013552:Swine / Q000254:growth & development*