Prolific Galapagos giant tortoise Diego is being released back into the wild after being credited by authorities with almost single handedly saving his species from extinction. The 100-year-old ...

The programme has been a success, producing more than 2,000 giant tortoises since it began in the 1960s. Diego's sex drive was said to be one of the main reasons. The 100-year-old tortoise has ...

Learn all about these incredible creatures, including how much a 100+ year-old tortoise weighs, and how the "Finch response" ...