happy active young jack russell terrier. white-brown color dog face and eyes close-up in a park outdoors, making a serious face un

action active adorable animal autumn background breed brown canine close color day dog doggy dogs eyes face flying friend friendship game good grass green happy jack lawn life looking making mammal meadow morning nature one outdoor outdoors outside park parson pedigree pet play portrait puppy purebred russel russell serious sitting smiling speed spring summer sun sunlight terrier weather white whitebrown young