ナショナルジオグラフィックさんのインスタグラム写真 - (ナショナルジオグラフィックInstagram)「Photo by @joelsartore | A western diamondback rattlesnake is poised to strike in the foothills of the Wichita Mountains in Oklahoma. This snake will coil and stand its ground when threatened, rattling the end of its tail rapidly as a warning sign for any creature coming too close to stay away. Follow me @joelsartore to learn more about this venomous snake. #rattlesnake #diamondback #venomous #PhotoArk #savetogether」1月19日 16時39分