DOLPHINS REACTING TO MIRROR UNDERWATER. 2 adopted foxes and the 'stepmom' dog. Two polar bear cubs play and wrestle in Northern Manitoba. Do not disturb. Walrus practices his vocalizations. Baby porcupine enjoys an afternoon snack. Buttermilk, a mischievous five-week-old goat plays with her friends. Seven-day-old hedgehog takes a nap. People rescue three bear cubs stuck in dumpster. Baby elephant scampers to keep up with family. Cutest puppy attack ever. The survival of the sea turtle. Shark attack in slow motion, a fake seal was used.