This has never happened in this house before. We have a pug who DOESN'T EAT everything he sees on sight!
You ARE a pug, aren't you? Google-y eyes, smashed-in face, little black mask?
But pugs--at least every pug I've known--has an insatiable drive to EAT! EVERYTHING! IMMEDIATELY!
And here you sit, in front of a bowl of yummy puppy chow, the same kind you've been fed for a while now:
And all you can come up with is, "Do I gotta, man?"
"It doesn't SMELL like it wants to be eaten."
"I think I'll just lie my head down right here and wait..for in...spir........a...............tionz:
Maybe after naptime, okay, sport?
I've been told that sometimes puppies don't eat pet food because they don't like the way it looks. You might consider trying a different shape.