The Expandable Dino House is a house in Adopt Me! that was released on May 3, 2024, as part of the second week of the Fossil Isle Excavation (2024). Players can obtain it by purchasing the Fossil Isle Returns Bundle, which also comes with a vehicle, the Prehistoric Car.
The Expandable Dino House has four available expansions, including the Side Extension for 
600, the Pool Extension for 700, the Second Floor for 800, and the Sunken Basement for 500.