World's Biggest Tortoise Can Live Up to 120 Years

Naturalist Carlos Romero discusses the rare and ancient Galápagos giant tortoise, which has made its home on Ecuador's Galápagos Islands for millions of years. Not only is it the world's largest tortoise—some members of the species can live up to 120 years.

Click here to learn more about the Galápagos Islands expedition.

Click to see more video highlights from the National Geographic - Lindblad fleet of expedition ships traveling around the globe.