Ever since moving to her new home in a small town, dog owner Lydia, 30, from Wisconsin, has been documenting the precious bond between her pup, Opal, and the mailman. The 2-year-old corgi can ...

And best of all, he confirmed that Opal is indeed the favorite dog on his route. Two Types of Corgis Corgi are cute and popular dogs that leave a trail of smiles wherever they go.

In 1944, King George VI gave his daughter Elizabeth a corgi named Susan for her 18th birthday. The future queen adored the breed and later helped make these small working dogs into a royal mainstay.