Unfortunately, the move Roost did not exist in FireRed/LeafGreen, or at all in Gen III. It was introduced in Gen IV.
The only way to get Roost on a Crobat is to use TM-51 in Gen IV.
Crobat does not evolve.
Crobat does not evolve: it is the second evolution of Zubat through Golbat.
The Weakness Of Crobat's Are Rock, Psychic, Electric and Ice.
Crobat learns air slash at level 51
yes it is the 2nd best move for crobat
Roost is a noun (a roost) and a verb (to roost).
Crobat is the evolved form of Golbat to evolve it to Crobat it needs max friendship with its trainer.
Crobat doesn't evolve.
Crobat can be found in any cave
Crobat does not evolve.
Crobat does not evolve into anything.
You can't find crobat you just evolve golbat.
The Roost was created in 2005.
Crobat is not usually found in the wild. You have to evolve a Golbat.
Crobat doesn't evolve.
Crobat evolves when leveled up with high friendship
The chickens roost in the henhouse.