Swablu

“SWABLU has light and fluffy wings that are like cottony clouds. This POKéMON is not frightened of people. It lands on the heads of people and sits there like a cotton-fluff hat.”

— Pokémon Ruby

“SWABLU loves to make things clean. If it spots something dirty, it will wipe and polish it with its cottony wings. If its wings become dirty, this POKéMON finds a stream and showers itself.”

— Pokémon Sapphire

“A POKéMON that has wings like cottony clouds. After enduring winter, in which little food is available, SWABLU flocks move closer to towns in the spring.”

— Pokémon Emerald