my wife and i have been looking for a puppy to complete our family. we have two children (10 and 7) and a 1 1/2 year old Senigal Parrot. i want a young pup so it may grow up with my parrot. i came across this add and am confused. i emailed the owners but i am impatient. what kind of puppy is this. it says american bulldog english bulldog. also says its ckc registered whioch i know nothing about. can mixed dogs be registered? im just wondering what these pups will look like and how big they will get. any help is appriciated.