sad face eyes little boxer puppy dog hoping to be chosen for new forever home

abandoned abstract adorable adoring alone animal animals background beautiful black blue boxer boxers breed brindle brown canine canines cute detail details doggy dogs emotion emotional emotions eye fence head hope impounded left little lonely lonesome looking lost love loving loyal mammal mammals monochrome new nose one owner owners parents patient pedigree peeking people person pet pets portrait pound pup puppies puppydog pups purebred rescue rescued sad searching shelter single sitting unhappy waiting watching wet white