There are several nocturnal pokémon in Diamond. The pokémon that are only active at night are: Zubat, Golbat, Gastly, Gengar, Hoothoot, Noctowl, Ariados, Murkrow, Banette and Rotom. You also have pokémon that are only active during both the night and morning. There are no pokémon active only during both night and daytime.
eterna forest at night in Pokemon diamond
in the tower at night
Eterna forest at night, but in Pokemon pearl, not diamond.
in the shaymin area you can mostly catch him at night..
You need to go to Eterna Forest and catch one but it has to be at night. Hope I helped.
Catch chingling in Mt. Cornet. then evolve when happy at night
Eterna Forest I think night time is better
You cannot catch Celebi in Pokemon Diamond.
yes, you can catch Pokemon in Pokemon diamond
neither of them is better, they are both the same, but in diamond, you catch dialga, and in pearl, you catch palkia, and you can catch different Pokemon in each game for example: you can catch this Pokemon in diamond, but not pearl but: you can catch this different Pokemon in pearl, but not diamond
You can get Duskull by using the Pokeradar on Route 224 in Pokemon Diamond. You must use the Pokeradar at night in order to find and catch Duskull.
You can catch makuhita in the fighting area in Pokemon diamond