Have you ever seen MacGyver the Argentine Red Tegu lizard? Even though he isn’t covered in fur, he has managed to work his way to Internet fame, up there with adorable all-stars like Norbert the Dog and Grumpy Cat.

At first sight, he may look like a freaky Slim Jim come to life, but thousands of animal lovers have become obsessed with MacGyver and his passion for clothes, being fed with chopsticks and getting belly rubs.

The reptile is so friendly that he is almost dog-like, accompanying his owner everywhere, often making new buddies along the way. Like the canines he is compared to,...