1. Appleyard S., Hall A.D., Lawrence A.B., 2000. Pre-farrowing behaviour distinguishes piglet savaging gilts from non-piglet-savaging gilts. In: Proceedings of the 34th International Congress of the International Society for Applied Ethology. Florionopolis, Brazil, October 2000, p. 62.
2. Maternal infanticide and periparturient behaviour in farmed silver foxes Vulpes vulpes;Braastad;Appl. Anim. Behav. Sci.,1993
3. Calvert, S., 1997. Effects of farrowing environment, naloxone treatment and previous sex steroid concentrations on the maternal behaviour of the primiparous pig at parturition. M.Sc. thesis, University of Edinburgh, UK.
4. Suckling behaviour and milk consumption in newborn piglets as a response to sow grunting;Castrén;Appl. Anim. Behav. Sci.,1989
5. The effects of the gestation and farrowing environments on sow and piglet behaviour and piglet survival and growth in early lactation;Cronin;Appl. Anim. Behav. Sci.,1996