NASA helps giant tortoises return to a Galápagos island

After 150 years, giant tortoises are back on Floreana! Watch as 158 tortoises take their first steps into the wild, guided by cutting-edge NASA data. Video via EarthSky.

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NASA helps giant tortoises return to a Galápagos island

For the first time in more than 150 years, giant tortoises are roaming the wild again on Floreana Island in the Galápagos.