笼养丹顶鹤繁殖期行为与非繁殖期行为均呈现一定的日活动节律。
The time-active budget of captive Red-crowned Crane behavior shows circadian rhythm generally.
通过在内蒙古图牧吉自然保护区的实地观察，研究了大鸨在繁殖期的领域行为。
Through herding observation on the spot of the lucky nature reserve in the Inner Mongol picture, have studied the big bustards domain behavior in breeding period.
结果表明，在繁殖期的不同阶段东北虎的行为发生较大的变化。
During different phases, there were clear variations in behaviors of Amur tiger.
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