top view of two puppies playing with a rubber ball outdoors. one month old pups

active activity adorable agile around backyard ball behavior bite breed canine chew cute energetic energy exercise fool fun garden gnaw grass growing healthy hyper hyperactive lawn littermates little lively mischief mischievousness mixed month old one outdoor outside park personality play playfight playfulness pup puppy rubber shenanigans siblings teeth teething top view waggishness weeks whelp whippersnapper young