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...
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...