研究人员解释说,这项研究表明当我们处于新环境,大脑会保持部分警觉,这样人类就能在各种潜在的危险中保护自己。
The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.
有机体更清醒,更警觉;随着有机体对周围环境变得更加敏感,这种提高的警惕性导致对更细微信号的理解。
The organism is more awake, more vigilant; this increased vigilance results in the apprehension of ever more subtle signals as the organism becomes more sensitive to its surroundings.
过去的研究是由同一个研究小组发现的,研究显示母鸡也会选择性避免促使它持续警觉性站立和减少梳理羽毛的环境。
Previous research carried out by the same group has shown that hens also selectively avoid surroundings associated with high levels of standing and low levels of preening.
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