495 Snivy

Snivy is a Grass-type Pokémon.
It evolves into Servine starting at level 17, which evolves into Serperior starting at level 36.
Along with Tepig and Oshawott, Snivy is one of three starter Pokémon of Unova available at the beginning of Pokémon Black and White and Black 2 and White 2.