Production conditions, behaviour and welfare of farm foxes [literature review]

alojamiento de animales animal housing animal welfare behaviour bienestar animal cage cages carga ganadera comportamiento comportamiento social comportement comportement social conduite du troupeau crianza intensiva estres foxes fur bearing animals intensive husbandry jaulas legislation livestock management logement des animaux manejo del ganado nest boxes renard social behaviour stocking density stress taux de charge zorro