中文摘要：

野猪是家猪的祖先，分欧洲野猪与亚洲野猪两大类，共有27个野猪亚种。野猪多栖息于山林近水地带，食性杂，主要以植物为食。夏季以夜间活动为主，冬季多为白天活动。野猪前躯大，后躯小，与家猪正好相反，体高与体长的比例也较家猪大，这种体型适于其野外生活与奔袭。冬季发情配种，春季产仔。野猪与家猪杂交能够产生具有正常繁殖力的后代。野猪具有耐粗饲、抗病力强、肌纤维细的优良特性。野猪与家猪杂交可改良家猪肉质，生产特色猪肉。

英文摘要：

Wild boars are the ancestor of domestic pigs. There are two broad categories, European wild boars and Asian wild boars, of which have 27 subspecies. Wild boars mainly inhabit near the stream in the forest and they are omnivorous animal, but the main food is plant. Most time of activity is at night in summer and during daylight in winter. Wild boars＇ forequarter is bigger than the hindquarter. It is opposite to the domestic pigs＇ shape. The rate of withers height and body length is bigger than domestic pigs. The somatotype of wild boars is suitable for running and jumping in field. Wild boars estrus nating pregnancy is in winter and farrowing in spring. Hybrid swines of wild boars crossed with domestic pigs have the normal reproductive capacity. Wild boars show the better characters such as crude feed tolerance, higher disease resistance and thinner muscle fibers than domestic pigs. Hybrid swines could improve the high quality of meat, and make a new special market.