If you didn't start with Oshawott, then you'll have to get someone to trade one to you.
Yes, the Pokemon Dewott is in Pokemon Black and White.
Dewott evolves at level 36.
No, Dewott cannot learn Transform.
In Pokemon Black AND White, Dewott evolves at level 36. Hope this helps!
No. dewott doesn't learn any until he is evolved.
at level 36
Samurott at level 36.
Dewott is a Water type pokemon.
Oshawott evolves to Dewott on level 17 (Dewott evolves to Samurott on level 36)
Dewott evolves at level 36 into Samurott.
Dewott evolves into Samurott at lv. 36 or lv. 37
Ditto and Dewott, or two Dewott