[ He's clearly pleased that she's recognized him so quickly. His tail thumps the ground and he parts his mouth in a smile which... he is not much better at in his real form. It is a very Human expression that does not translate to his face so well with all those teeth. ]

And now you understand. The form change technology is very useful to keep humans calm, but it leaves me lesser. It's cumbersome besides, the presence of a fifth claw still confuses me.

[ He gets by perfectly with just four, why do you all have five?! ]