you can't
No. None of the legendaries, including latios and latias, can breed in any game third generation or beyond.
No, you cannot breed Legendaries with the exception of Manaphy.
No, legendaries, but Manaphy, cannot breed with other Pokemon.
All Pokemon in Pokemon sapphire can breed. Except for all legendaries.
their are 12 new ones but Lucario is not included because it is not a legendary because it can breed and it evolves. There are 493 Pokemon (counting the mystery gift Pokemon) in all and only 34 legendaries in the national pokedex
Yes you can breed any Pokemon except legendaries and preevolved Pokemon.
The legendaries in Pokemon pearl are Palkia, Regigigas, Giratina, Cresselia and Heatran.
You can breed all Pokemon except: Legendaries, Babies and Eggs.
pearl
go to this page http://www.serebii.net/diamondpearl/legendaries.shtml this page has all the legendaries you can normally catch in in Pokemon diamond/pearl all other legendaries you have to transfer from a 3rd generation game
Ditto can breed with anything except legendaries.
You are unable to breed any legendaries of any kind. That means you can't breed Uxie. You can't even breed the legendaries that have genders: Latios and Latias.