Baby boars require several months before they can live independently. Adults range freely, but build nests during mating and rearing seasons.
多產的野豬則是偶蹄目中的特例，仔豬好幾個月才能獨立生活，平時雖和其它偶蹄目動物一樣，無固定居所，但交配、繁殖季節，還是非築巢不可。