Pigs can feel optimistic or pessimistic, depending on how they are treated, a study says.
一项研究表明，猪会依据对待他们的好坏，表现出乐观或者悲观的情绪。
Animals kept in ‘luxury’ are more likely to respond positively to a new experience than those in less stimulating pens.
在安逸环境下的动物比那些在糟糕环境中的动物对新事物表现得更加乐观。
资料图:猪猪也是有感情的
Scientists hope the research, which shows pigs are capable of complex emotions, will have an impact on animal welfare.
科学家们希望这个展示了猪有复杂感情的研究可以对动物身心健康研究做出贡献。
The Newcastle University team, led by Dr Catherine Douglas, devised a technique to ‘ask’ pigs if they were feeling good or bad about life as a result of the way in which they lived.
来自Newcastle大学研究组的凯瑟琳道格拉斯博士指导了这次试验，并发明了一项可以“询问”猪对所居住坏境是否满意的技术。