- チンパンジーは義理堅かった…助け合いの姿、世界初の実証 京大（産経新聞）
http://sankei.jp.msn.com/science/science/091014/scn0910141027000-n1.htm
Information that may be useful/benefitial for teahers of Japanese language in the U.S. (Some of the contents may rather be aginst language education, which I hope you will use to think about your counter argument.)
