snakes可数吗

The cobra is one of the world's deadliest snakes.

眼镜蛇是世界上毒性最剧烈的蛇类之一。

There are hundreds of poisonous spiders and snakes.

有数百种毒蜘蛛和毒蛇。

Venomous snakes spit and hiss when they are cornered.

毒蛇在无法逃脱时会发出愤怒的`呼呼咝咝的声音。

He'd like to go on safari to photograph snakes and tigers.

他想去游猎以拍摄蛇和老虎。

It is often possible to see the vestigial remains of rear limbs on some snakes.

在某些蛇身上常可看到退化后肢的痕迹。