Dr. Oz goes into the wild. Scorpions, snakes and more, these critters and creatures hold the keys - and the hope - for curing some of our deadliest diseases. Their venoms, poisons and genetic makeup could one day save your life. Learn about this form of truly natural medicine.

Click here to watch Part 1 and learn which animals can help treat brain tumors and prevent heart failure.

Click here to watch exclusive behind the scenes footage with Julie Scardina, Animal Ambassador for SeaWorld/Busch Gardens, and a few more of her favorite animal lifesavers.