The one I know can kill a mech in seconds and only really low temperatures can stop them. Unless you manage to crush them, but they move really fast.

[Those sounds adorable. The ones Knock out's describes....not so much.]

Shockwave was alone in the wasteland planet that was our cybertrone before we restored it, maybe that was the reason at first. But my bet is that he just went 'why not' and used the bones.

Sciencing, you know how that is. One day you are drawing formulas on a paper and the next day you need to get a bigger house because your new predacon's kid doesn't fit in it.