herd instinct

noun

1. 群体本能（人或动物在行为或思维上从众的自然趋势）
   the natural tendency in people or animals to behave or think like other people or animals

1. It's part of alpaca's herd instinct to protect youngsters.
   羊驼的群居本能使得它们愿意保护幼小。
2. Herd Instinct& Some investors buy shares when they see hectic buying in the market by other investors, i.e. chasing the price of the stock up.
   ＊羊群效应：一些投资者见其他投资者在市场上追购某只股票，也不落人后跟着买入。
3. Herd instinct characterized by a lack of individuality, herd mentality is associated with people thinking and acting like the general population.
   羊群心理羊群心理指缺乏个性，想法及行为跟随大众。
4. Morality is the herd instinct in the individual.
   道德是个体的群居本能。