Barboach evolves into Whiscash.
yes ask the owner everyday at the Pokemon mansion he'll say which Pokemon he met
Catching Minun is relatively easy though finding it might take a bit of time. Minun can be found in the Trophy Garden of Pokemon Diamond and Pearl. It also appears as a swarm on Route 6 on Pokemon White. And finally Minun appears on Route 5 of Pokemon X and Y.
Sorry No. They do not evolve. Although they have less than .0000005% of a rate of at least being seen let alone caught.
The Charzard evolves into a Charmander.
Likitung
evee
drifloon
Barbaroach
Ponyta evolves at Level 40 in Pokemon diamond.
Minun is an Electric type pokemon.
Chansey evolves from an Oval Stone.