cresselia
Pokémon #488 in the National PokéDex, a Psychic type Legendary Pokémon.
Cresselia has a blue, swan-like body with a yellow underside. It has pink eyes, a dark pink, round tuft on its head, and a pointed, beak-like snout. There are yellow, crescent-shaped ornaments on the sides of its head.
It is always female.
With Darkrai it is member of the Lunar Duo
Japanese Name: Crecelia