朝阳县尚志乡范家沟一户村民家养的27只鸡，每天晚上不睡鸡窝，都飞到高高的大枣树上睡觉，而且代代相袭，一睡就是十多年。　　这27只鸡白天与正常的家鸡习性无异，到了晚上，却仿佛听到集合令一样，随着一只大公鸡的一声啼叫，20多只家鸡扑棱着翅膀飞向枣树各觅高枝，最高的 Chaoyang County Shangzhi Xiang Fanjiagou a domesticated 27 chickens, do not sleep every night the henhouse, all fly to the tall jujube tree to sleep, but also from generation to generation, a sleep that is more than a decade. The 27 chickens were no different from normal domestic chickens during the daytime. At night, they seemed to hear the same order. As more than 20 big chickens slammed, more than 20 domestic chickens braved their wings and flew to the jujube trees. High branches, the highest