Overview

• Bobi, a Rafeiro do Alentejo from Portugal, has been posthumously stripped of his Guinness World Record title as the world's oldest dog due to insufficient evidence of his age.
• The investigation by Guinness World Records was prompted by doubts over the reliability of the microchip data and veterinary statements used to prove Bobi's age.
• Guinness World Records has amended its criteria for oldest pet records to require documentation for every year of an animal's life.
• Scientists are analyzing samples from Bobi to learn more about his age and the factors contributing to his long lifespan.
• Guinness World Records has not yet determined a new record holder for the world's oldest dog.