ホフマンのcholoepus hoffmanniフタツユビナマケモノ http://travel.mongabay.com/panama/600/pan02-1601.jpgホフマンのcholoepus hoffmanniフタツユビナマケモノ ホフマンのcholoepus hoffmanniフタツユビナマケモノ p11745p Choloepus hoffmanni Hoffmann's Two-toed Sloth p11745p