Australia Cockatoos chew through billion dollar broadband cables
http://www.youtube.com/watch?v=ElkkvVJH-fc

オーストコリア人より賢いぜ

Cockatoos Make Tools from Different Materials
http://www.youtube.com/watch?v=vBQpqtbxplQ
One Smart Thirsty Bird
http://www.youtube.com/watch?v=82_ZJ1Y4Hhk