pitbull terrier or stafforshire terrier dog smiles on close up portrait

active akc alertness american and animal apbt beautiful black breed brown bull canine close collar cute dangerous day dog domestic energy eyes face female friend friendly fun funny guard happy inside leather looking mammal mixed nature outdoor outside pedigree pet pit pitbull play portrain portrait pretty purebred recreation sin sitting smiles smiling sport stafford staffordshire stafforshire strong summer sunny sunshine teeth terrier tongue walk white young