Okay the tail wags are unreasonably cute. The young man behind the mask makes a stifled noise of glee but the mask makes him seem professional no matter how wide his eyes are behind it.

"Oh uh, hey there!" Spidey steps closer and bends down a bit so he's closer to the little one's level. "Having fun out here?" He's not exactly reaching to pick up someone Else's kid, but he won't pull away if the kid latches onto him. Mostly because he doesn't like the alternative of the poor thing toppling into the snow if he does dodge.