Male green tree viper on a coffee tree

赤尾青竹絲/Trimeresurus stejnegeri (Chinese green tree viper) 特徵是三角頭和紅色的尾巴。體側有白線，白線上有棕黑色的是公的。拍到蛇吐信是我幸運，不是技術好。 This snake is thinner than a small finger, the head is about the size of a thumb.