Dialga has no evolution stage.
you can't catch dialgas anywere
You are able to obtain dialgas' picture after you encounter it
palkia
In the National Dex.
you cant
Yes but only if you trade or have an AR.
You canot a dialga egg in pokemon black and white.
When you see Dialga. Look around (I think its south) You'll find it.
Nope. Like almost all Legendaries, Dialga is genderless and will not breed.
Hayley does not bring any Dialgas to your ranch, so the only way to get a Dialga would be to trade from Diamond, Pearl or Platinum.
Aura sphere lv 90, Roar of time, Flash cannon lv 80, and Earth power
you cant. even if you had another dialga or a ditto, you cant. this guy is soooooo wrong. if u haves 2 dialgas u can breed them.