The guide told us to look sharp because there are rattlesnakes around.向导要我们特别留神,因为附近有响尾蛇.Rattlesnakes belong to the viper family.响尾蛇属于蛇科.Swarms of gnats and mosquitoes pestered them. Rattlesnakes and grizzly bears were a...
Vipers ( adders ) and rattlesnakes manufacture the blood poison, which is known as haemolytic.蝰蛇 ( 小蝰蛇 ) 和响尾蛇产生血液毒素, 称为溶血性毒液.Rattlesnakes belong to the viper family.响尾蛇属于蛇科.The guide told us to look sharp because there a...