By clicking continue, your current session will end.
Select Your Partner Organization
If you are already registered on our website, you can sign in by selecting your partner organization below, then entering your email address and password on the next screen.
These two amazing animals bring their A game to this closely matched competition. It's up to you to follow the action and decide who's the ultimate winner! A final spread devoted solely to conservation helps further National Geographic's core mission to save the planet. One thing we know for sure: You'll be a shark and sloth expert by the end of this epic showdown!
These two amazing animals bring their A game to this closely matched competition. It's up to you to follow the action and decide who's the ultimate winner! A final spread devoted solely to conservation helps further National Geographic's core mission to save the planet. One thing we know for sure: You'll be a shark and sloth expert by the end of this epic showdown!
