[ He doesn't know what a dog is..... His ear twitches once and then he decides to let it go.

But then he pauses to think -- seriously, this time. He paws at the ground as if to ask for further consultation from the planet on how to answer that. ]

Weelllllll....

I dunno! [ He wags his tail a few times. ] She wanted to bring you here since you guys have never been before. You were stuck inside the cold, shiny place, right? So now you're away! It's better here.

[ Probably. ]