Department of Psychology, University of Auckland, Auckland 1142, New Zealand.
Curr Biol. 2009 Sep 15;19(17):R731-2. doi: 10.1016/j.cub.2009.07.055. Epub 2009 Aug 13.
A new study shows that rooks are able to spontaneously drop stones into a tube of water to obtain a floating worm. This sophisticated problem solving raises intriguing questions about the use of imagination in animals.
一项新的研究表明,乌鸦能够自发地将石头扔进装水的管子里以获取漂浮的虫子。这种复杂的解决问题的方式引发了关于动物使用想象力的有趣问题。