They have every other size. And they are all-powerful alien gods or whatever. Seems weird if they didn't, you know? If they have raccoon size they've gotta have Turian.

[ Logically speaking, anyway. How likely is it that they'd have raccoon sizes but not other aliens when everyone here happens to be an alien in some manner or form relative to someone else?

Sure Garrus is bulky but he's not a behemoth. ]

Let's take a look.