Originally Posted by 'trane

i dunno... you have to be very careful with bones. give him only big strong ones, and certainly not pork or poultry bones, they're way too brittle. a rib is not very big or strong, so it's quite possible that he broke it up, especially if it was a pork rib. that's a definite no-no. the only ones i'll give to my dog are the big smoked beef bones. everything else he breaks up and swallows. if the puking stops now, then fine, but if it continues or if you notice any blood in his vomit or stool i'd take him right to the vet. if he swallowed a sharp piece of bone it could be lethal without an operation.