Here's our collection of Pokemon whose final evolutions occur at the highest level. But for every Bug-type 'early bird,' there's a Pokemon with glacial evolutionary pacing. In some cases, almost frighteningly so - farewell, Caterpie, we barely knew you. For some early evolutions, the level they have to reach is actually pretty low. However, the most common way that many Pokemon evolve involves reaching a certain level. RELATED: Pokemon: Moments We'd Like To Experience All Over Again