n.无毒蛇类adj

Influence of thermal and hydric environments on incubating eggs, embryonic use of energy and hatchling characteristics were studied in a colubrid snake, Xenochrophis piscator. 渔异色蛇卵孵化时能从环境中吸收水分导致质量增加，卵质量的增加与初始卵质量和孵化基质湿度有关。

We studied relationships among body size,clutch size,and egg size and female reproductive characteristics in five species of oviparous colubrid snakes from Zhoushan islands,Zhejiang,China. 阐明五种游蛇科动物雌体大小、窝卵数和卵大小之间的关系和雌性繁殖特征的种间差异。

a genus of small colubrid snakes containing the North American hognose snakes. 包含北美猪鼻蛇在内的一种小的无毒蛇。

a genus of small colubrid snakes containing the North American hognose snakes 包含北美猪鼻蛇在内的一种小的无毒蛇