On a family trip to the Canadian wilderness, 12-year-old Zac Delventhal is dragged from his sleeping bag by a hungry wolf. While swimming in the Pacific Ocean, Maria Korcsmaros is attacked by a Great White shark.
By entering your email address, you agree to our Terms of Use and acknowledge the Privacy Policy. discovery and its affiliates may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the Privacy Policy.