Royal watchers have been eagerly awaiting the official reveal of Prince William and Princess Kate's new puppy , and on May 1, they finally got their wish. The Prince and Princess of Wales gave a small glimpse of the dog in their 15th anniversary photo on April 29, but they surprised fans with a portrait of their brown cocker spaniel on social media Friday, sharing his name is Otto.

"Welcome to the family, Otto! 1 today 🥳 🎂" the Instagram post read. In the photo, the dog's fur blows in the breeze as he sits in a field of flowers with a towering hill visible in the distance.

Otto was born to the Wales family's dog, Orla , last May and made his first appearance in Prince William's birthday photo just about a month later.…