Rajah Brooke's birdwing

The Rajah Brooke's Birdwing (known as Raja Brooke in and Raja B. Butterfly in ) is a bug in the  that first appears in. In and, it can be found flying near water, and in , it can be found flying near flowers.

In
Upon donating a Raja Brooke to the museum, Blathers will say:

It can be found in the bottom left area of the insect exhibit, flying around the pond.

In
Upon being donated, the butterfly can be found in the first room of the bug exhibit resting on flowers with the other butterflies. The exhibit has this to say about the Raja Brooke Butterfly:

In
When donating to the museum, Blathers will say the following:

The Rajah Brooke's Birdwing can be found in the butterfly room and the main room of the bug exhibit of the museum.

Real-world information
The Rajah Brooke's butterfly is a type of with has distinctive black and electric-green markings, which are more prominent in the males, while the females have white markings. Both have a red head and another strip of red afterward, which is called a collar. It was named by Alfred R. Wallace in 1855, after James of Sarawak, the Rajah of Sarawark. It is also called the Raja Brooke butterfly, sometimes mistaking the Animal Crossing spelling as a mistake - though both are acceptable. They can be found in the rainforests of Borneo and the Malaysian Peninsula, and is featured as the national butterfly of Malaysia. It is registered as being under protection.