You need to teach it Fly. You can find the HM Fly at the Team Galactic warehouse, but you need to defeat the Gym Leader of the city first.
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Once HM02 is obtained from Veilstone City
Starly evolves into Staravia at Level 15.
well for me id say a shiny starly in Pokemon diamond is about a 50 50 chance unless you make ur starly shiny
Pokemon Pearl/Diamond Starly evolves into Starvia at level 13 and then evolves into Staraptor at level 34. Source(s): Experience from Pokemon Diamond
Starly evolves at level 14 into Staravia, which then evolves into Staraptor at level 34.