A Chihuahua in Puerto Rico has been named the world’s smallest dog by the Guinness Book of Records. Miracle Milly is 9.6cm high (3.8 inches), and weighs just half a kilogram.
The dog, which is almost two years old, lives with her owner Edwin Pollock in the town of Dorado.
Boo Boo, a long-haired, female chihuahua was the former holder of the title of World’s Smallest Dog. She measures 10.16cm tall