Butterfree

Butterfree (バタフリー Butterfree) is a /-type Pokémon. It evolves from Metapod at level 10 and is the final evolution of Caterpie.

Appearance
Butterfree is an insect-like Pokémon appearing as a large butterfly. Butterfree has a large purple body with light blue limbs and a nose with very small fangs. Its red eyes are quite large in proportion to its head and are a red color. Butterfree's large wings appear simply as black and white butterfly wings.

Special abilities
Regular Butterfree have the ability Compoundeyes which raises its accuracy rating by 30%. Outside of battle, Compoundeyes will raise the chances of finding a Pokémon with an item if the user is in the lead slot of the party. Butterfree befriended within the Dream World have the Tinted Lens ability, which doubles the power of "not very effective" moves. In battle, it flaps its wings at high speed to release highly toxic dust into the air.

In the anime series
Butterfree first appeared in the episode Challenge of the Saumrai where Ash Ketchum's Metapod evolved into a Butterfree near the episode's end. Ash used this Butterfree on a number of different occasions, but eventually released it in the episode Bye Bye Butterfree. Other notable Trainers to include Butterfree in their team include Ritchie and Drew.

Origins
Butterfree vaguely resembles the Inachis io butterfly. However, its wings are white instead of colored.

Name Origins

 * English: "Butterfree" is a portmanteau of the words "butterfly" and "free".

Trivia

 * Despite Butterfree being a -type, Butterfree could not learn any -type moves until Generation III.
 * Butterfree and Beautifly are both known as the Butterfly Pokémon.
 * Despite the color of Butterfree's body mainly being purple, it is classified as a White in the Pokédex, being its wing color.
 * Butterfree is the first non-starter pokemon introduced to have more than one types.