Loberg, J. M., Lundmark, F. 2016. The effect of space on behaviour in large groups of domestic cats kept indoors. Applied Animal Behaviour Science 182, 23-29.
The domestic cat (Felis silvestris catus) originates from the solitary living African wildcat (Felis silvestris lybica). However, through domestication, the domestic cat has become more social towards conspecifics and group housing of cats is common...