[Video]Animal camouflage & mimicry on youtube

http://youtube.com/watch?v=zC0zOLqYnRg
http://youtube.com/watch?v=7ujRgSRYE9A
http://youtube.com/watch?v=SCgtYWUybIE&feature=related

(第三段影片是焦傳金老師演講時使用過的video clip)