In this video from a Pristine Seas expedition to the Seychelles, under way now, expedition leader Paul Rose stumbles upon mating giant tortoises on Assumption Island. The angry male pursues Rose and a cameraman ... very slowly. For more information on Pristine Seas, visit http://www.pristineseas.org. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta Click here to read more about the encounter, and the expedition to the Seychelles: http://goo.gl/dGlDaN Explorer Interrupts Mating Tortoises, Slowest Chase Ever Ensues | National Geographic https://youtu.be/RjtCS0EEoCY National Geographic https://www.youtube.com/natgeo