Geodude

Geodude (Japanese: イシツブテ Ishitsubute) is a /-type Pokémon introduced in Generation I.

Physiology
This Pokémon has a rock for a head, no nose, and two long arms that start with a bulging muscle and end with rock hands resembling a human's.

Special abilities
Geodude can have the ability Rock Head or the ability Sturdy. Rock Head prevents Geodude from suffering recoil damage from using attacks like Double-Edge. Sturdy causes all OHKO moves to be negated. Geodude most frequently are found in fields and on mountains. People step or trip on them from time to time, mistaking them for rocks. Its arms are so strong that it can use them to climb mountains. Rhyperior sometimes accidentally shoot Geodude from their cannon-like arms.

Evolution
Geodude evolves into Graveler at level 25. It evolves into a Golem by trade.

In the anime
Geodude is a recurring character in the Pokémon anime. It first appeared in the fifth episode, "Showdown in Pewter City ," used by Gym Leader Brock to battle Ash. Brock became a travel companion of Ash and owned Geodude for the first five seasons. Navel Island Gym Leader Danny, Rustboro City Gym Leader Roxanne and Oreburgh city Gym Leader Roark have also used Geodude. In the anime, Geodude is able to levitate above the ground.

Trivia

 * It is the first Rock Pokémon in the National Dex.
 * Despite being called Geodude, it has an equal chance of being male or female.
 * Geodude's name comes from the words "geode" a type of rock that has crystals inside of it and "dude".