i dont really know the peak objects
put the objects where you want than come back every day for a week and your objects should level up
the safari park
Skorupi is found the safari zone in Pokemon Diamond and Pearl.In HeartGold and SoulSilver they are found at the safari zone also.
Vibrava is in the Desert area. You will need to place 25 Forest Objects and wait 20 days for a chance for one to appear.
Safari zone
In the safari zone, in the peak area, with 5 plains objects. Hope I helped! :)
In the Safari Zone (Meadow) with 10 Forest Objects and 14 Peak Objects after 70 days.
Gible is in the Safari Zone (Rocky Beach) with 13 Plains objects and 17 Peak objects after waiting 100 days.
Safari Zone, rocky beach, 13 plains objects, 17 peak objects wait 100 days and level 44 Gibles will appear.
In the Safari Zone, Plains with 15 Peak objects and/or Peak with 12 Plains objects.
In the Safari Zone, Plains with 15 Peak objects and/or Peak with 12 Plains objects.
In Pokémon SoulSilver, you can find Larvitar in the Safari Zone and in Mt. Silver. For the Safari Zone, you can find Level 17 Larvitar in the Mountain area of the Safari Zone however if you want a Level 42 Larvitar then you have to place 5 Peak Objects in the Mountain area of the Safari Zone and it'll appear in there once you have placed the objects in there.
You can get aron in the safari zone. He is at the rocky beach, with 24 peak objects, and 0 days after. (See related link below for more information.)
Houndoom can be found in the Peak zone.
After you defeat Red ( who is in mt silver ) Boaba will call you and give you them
Water objects draw out certain Pokemon from the safari zone. They are: puddle, fountain and water hole.
Forest: Tree, stump, branches. Peak: Small rock, big rock, mossy rock.