Any Pokemon that are in the area that you are using it.
no its only avalible on a pokemon event
To get a shiny Pokemon try using the poke radar
At the summit of Mt. Coronet using the poke radar.
If you use the Poke Radar you will have a chance of getting a shiny Pokemon. But the actual Pokemon will not USUALLY change by using the Poke Radar.
You can get both genders of nidoran by using the poke radar on the right routes.
i really do not know
You find Kirlia on Route 203 and 204 using a Poke Radar.
You can find Smeargle in route 212 using the Poke Radar.
Go to the Trophy Garden which is in the Pokemon Mansion. porygon is rare in Pokemon Diamond, so using the Poke Radar would be easier.
The Poke Radar is not available in Pokemon Sapphire. The Poke Radar is an item exclusive to Pokemon Diamond, Pearl, Platinum, X and Y.
go to route 204 and use the poke radar note:you can only get the poke radar after you have seen every Pokemon in sinnoh
in eternal forest with poke radar