The researchers found outer birds half-asleep during some 32 percent of dozing time versus about 12 percent for birds in internal spots.
热心网友
The researchers found outer birds half-asleep during some 32 percent of dozing time versus about 12 percent for birds in internal spots. 研究员发现,野外鸟儿有百分之三十二的打瞌睡时间是处于半睡眠状态,相对于经常在巢穴里的鸟才只有大约百分之十二的时间是处于半睡眠状态。
热心网友
研究人员发现：在外面，约32%打盹的鸟处于半睡半醒状态，相比之下，在家里的约占12%。