No, you cannot find a GROUDON in Pokemon Pearl. Groudon is only available directly in Pokemon Ruby and Emerald versions. You can trade from the third gen games via the Pal Park, but that's it.
where can i find groudan in Pokemon emerald
find the red orb and go to cianwood city and then go to embedded tower and he/she should be there!
you do not find dialga in Pokemon pearl
you have to trade him from soul silver or migrate him from Sapphire ruby or emerald.
Trade with Pokemon Pearl or Pokemon Platinum
23 floors and then 1 more
the best Pokemon you can catch in Pokemon pearl is heatran
You don't find a Krookodile in Pokemon Pearl
where do i find a totodile in Pokemon diamond/pearl on nintendods
you cant find raiku in Pokemon pearl just Pokemon gold
You find Gligar in Pokemon Platinum at Route 206. You can't FIND IT IN PEARL.
You can go on gamespot.co.UK and search for Pokemon pearl