[quote=@Otaku95]
<Snipped quote by Mister Grimm>

I was just thinking: the scientists expected a mindless beast, but when the pilot and Kaiju are connected, the two communicate.
[/quote]

Mmmm. That's actually not a bad idea. Not so much a creature that's able to speak physically but a kaiju that shares something of a psychic link between it and the pilot