Vibrava doesnt learn it.
You have to teach it in a TM
Vibrava can either be taught Dig through TM28 or Trapinch can be stopped from evolving until level 41 so it can learn Dig and then evolve into Vibrava.
Trapinch can learn it at level 41, Vibrava however needs a TM
Trapinch evolves at level 35 in Vibrava and Vibrava evolves at 45 into Flygon. It can also learn dig at level 41 if you don't let it evolve.
Trapinch learns Dig at level 41, but only if you do NOT allow it to evolve into Vibrava. Nincada learns Dig at level 45, but only if you do NOT allow it to evolve into Ninjask.
if you lost it, catch a trapinch and level it up to 43 or 53. BUT DON'T LET IT EVOLVE TO A VIBRAVA. because vibrava can't learn dig. or trade something for a diglett/dugtrio.hope i helped
Vibrava evolves at level 45.
Trapinch evolves into Vibrava at level 35 and Vibrava evolves into Flygon level 45.
Vibrava evolves into Flygon at level 45
Vibrava evolves into a Flygon at level 45.
Trapinch evolves into vibrava at level 35 AND.........into flygon at level 45.
it can if you teach trapinch dig before you evole it
Vibrava evolves either at level 36 or 40.