Pichu

Pichu is an uncommon Electric-type Pokémon from Johto region. It evolves into Pikachu when fed with 25 candies and its final evolution form is Raichu. Pichu is also the Baby Pokémon.

Pokédex description
Tiny Mouse Pokémon

''Pichu charges itself with electricity more easily on days with thunderclouds or when the air is very dry. You can hear the crackling of static electricity coming off this Pokémon.''

Evolution family
Pichu is the part of a three-member family.