Difference between viperine and innocuity snakes .
毒蛇与无毒蛇的区别。
And the effects on these of viperine poison is almost immediate .
毒液对这些猎物会立刻起作用。
Snakes did not acquire their poison for use against man but for use against preysuch as rats and mice , and the effects on these of viperine poison is almost immediate .
This , however , means nothing . Snakes did not acquire their poison for use against man but for use against prey such as rats and mice , and the effects on these of viperine poison is almost immediate .
