Snorlax

Snorlax (Japanese: カビゴン Kabigon) is a -type Pokémon introduced in Generation I.

Appearance
Snorlax is a very large and fat bear like Pokémon, that has grayish-blue fur and an apricot-color underbelly. It's eyes are always closed, making it looks as if it is sleeping.

Evolution
Snorlax is the evolved form of Munchlax by leveling it up with high Happiness.

Trivia

 * Snorlax is the heaviest Generation I Pokémon.
 * It is also the third heaviest Pokémon overall.