He pokes your forehead

"You... you have such soft skin... and... no scales. Why do you have no scales? Where's your tail? How do you balance?"

He looks you up and down, looking for anything that even looks remotely alien. Like him.

It's been about three years since you were on Earth, you're a space explorer. This is the most curious alien you've ever met. He's been on this station for about a day.