Pachirisu can not evolve at all
golem
Yes it is in the kanto region.
Sunkern into Sunflora
Flaaffy evolves at level 35 into Ampharos.
Catch a Remoraid. Keep it in your party as you level up Mantyke.
Pachirisu is an Electric type pokemon.
Pachirisu does not evolve :(
Yes, there are Sinnoh Pokémon HeartGold and SoulSilver. Kricketot, Buneary, Shinx, Luxio, Budew, Buizel, Floatzel, Chingling, Bronzor, Bronzong, Chatot, Carnivine, Pachirisu, Riolu, Skorupi, Hippopotas, Gible and Croagunk are all available in the wild in both HeartGold and SoulSilver.
Pachirisu can be caught at the Valley Windworks
You either need a DeepSeaScale or DeepSeaTooth
Sorry but no. but Pachirisu is easy to get in games. and its pretty cool.
Pachirisu isn't in Pokemon Ruby. Pachirisu didn't exist until Pokemon Diamond and Pearl!