Bobi, the Portuguese mastiff, was known as the oldest dog ever when he passed away at 31 last October. However, doubts about his age are causing officials at Guinness World Records (GWR) to take a second look, according to The Guardian and BBC. GWR marked Bobi in February 2023, declaring him both the world’s oldest living dog and the oldest dog ever. Bobi belonged to the purebred Rafeiro do Alentejo, a breed with an average lifespan ranging from 12 to 14 years. Bobi, entitled as world’s oldest dog (Guinness World Records) After Bobi’s death, some people questioned the accuracy of his age, equi…