Yeah both mine nipped. Molly has grown out of it and Winston is on his way. Just be firm and he'll get there.
To answer your other question: I got both mine at 8 weeks old. Molly weighed 8 lbs and Winston was around 10, I think (he's a big boy).
To answer your other question: I got both mine at 8 weeks old. Molly weighed 8 lbs and Winston was around 10, I think (he's a big boy).