The WDC Badge is a common pet accessory in Adopt Me! that was released as part of the World Oceans Day update. It was obtainable in the WDC (Whale and Dolphin Conservation) Pin Badges Board for free.
It was displayed on a wooden board along with the other WDC Pin Badges. A player can attain a maximum of one pin badges every hour. This pin, along with the other ocean badges, was released on June 8, 2021, and left on July 8, 2021. As it is now unavailable, it can only be obtained through trading.
The WDC badge features a decagon-shaped pin with a gray border and a white to blue gradient background. In the center of the badge, there is a tail fin design, followed by the acronym WDC. This pet accessory is worn on a pet's chest.