a pack of obedient dogs - border collies and other in all ages from the young dog to the senior

ages all animals attentive blue border breed canine cocker collie collies dog dogs domestic eight englich friend group herding joyful lie look looking lots lying mammal many meadow nature obedience obedient old other outdoor outdoors pack park pedigree pet portrait purebred senior several shepherd side sitting sky spaniel together training vertebrate walk young