物竞天择,适者生存。农村城镇化后,劳苦功高的牛儿该何去何从?何老汉家有一头老黄牛,比寻常的牛要高大不少,干活儿时能顶别人家两头牛。十几年来,牛为何家出了不少力,何老汉一直引以为傲。谁知前几年,村里的地被镇里征用了,牛没了用武之地,大家纷纷开始卖牛,只有何老汉还怡然自得地每天牵着牛进出。左邻右舍都劝何老汉:“现在都机械化操作,用不着牛干活儿了,养在家里也是赔钱,再过几年,牛越老越卖不出价钱。”何老汉 Natural selection, survival of the fittest. After the urbanization of rural areas, hard-working cattle go from here? He old man has an old ox, unusually large cattle to a lot of tall, when working to top two other cattle. More than a decade, why cattle out of a lot of power, why the old man has always been proud of. Who knows a few years ago, the village of the land requisitioned by the town, the cattle out of use, we all began to sell cattle, only the old man is still comfortable with the cattle every day. Neighbors are advise the old neighbors: “Now mechanized operation, do not need cattle work, and raising at home is losing money, in a few years, the older the more cattle can not sell the price.”