5 1/2-year-old chimpanzee named Ayumu 5歲半的黑猩猩叫作Ayumu

(AP Photo/Primate Research Institute of Kyoto University)
Study turns to ape intellect | The Advertiser | theadvertiser.com http://www.theadvertiser.com/viewart/20120625/NEWS01/206250308/Study-turns-ape-intellect
seamos mas animales como ellos: Natasha y Ayumo Chimpancés que desafían a la ciencia http://www.seamosmasanimalescomoellos.com/2012/03/natasha-y-ayumo-chimpances-que-desafian.html
賽記憶力！猩猩凌駕博士生 | 國際萬象 | 全球觀察 | 聯合新聞網 http://udn.com/NEWS/WORLD/WOR4/7183840.shtml