Scientist Dr. Riley Elliott is tracking two of the ocean's most legendary apex predators -- great whites and makos -- as they head on a collision course during their yearly migration off the coast of New Zealand.
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.