Lab chimps . 實驗室的黑猩猩。

After 30 Years in Testing Lab, Freed Chimps Hug, Laugh [VIDEO, PHOTOS]
http://www.ibtimes.com/articles/209874/20110907/lab-chimps-chimpanzees-apes-hiv-hepatitis-austria.htm
Free at last! Lab chimps hug and laugh as they see daylight for first time in 30 years | Mail Online
http://www.dailymail.co.uk/news/article-2034439/Free-Lab-chimps-hug-laugh-daylight-time-30-years.html
---