Flaaffy is an electric sheep type Pokémon. It will evolves from Mareep at level 15 and evolves into Ampharos at level 30.
Flaafy will evolve into Ampharos when it reaches level 30
at level 30
You can acquire an Ampharos in Pokemon Emerald by catching a Mareep in the Extended Safari Zone after beating the Elite Four. This area contains many Pokemon not seen normally in the Hoenn region. After catching this Mareep, you can level it up and at level 15 it will evolve into a Flaafy. Then the Flaafy will evolve to Ampharos at level 30.
level 30
Flaafy evolves into ampharos at level 30 and it becomes an Ampharos.
You level it up until it is lv.30
Flaafy evolves at level 30 just like diamond.
Flaafy evolves at level 30
level 30
Level 30
As far as I know, which may not be much, Flaafy evolves at level 30 into Ampharos. At least, that's what it evolves into in Pokemon: Soul Silver,
Poochyena is a dark type of Pokemon. In Pokemon Emerald it will evolve if you raise it up to level 18.