Level 20
Get it to level 20, and it should evolve.
Spearow evolves at level 20 in Pokemon Yellow.
Spearow will start to evolve into Fearow once it hits Level 20.
SPEAROW Evolves at LVL 20.
Level 20
Get it to level 20, and it should evolve.
It evolves at level 20, but if you want it to learn Drill Peck (a highly useful move)don't evolve it until level 29.
Spearow evolves into Fearow, starting at level 20.
Spearow evolves at level 20 in Pokemon Yellow.
Spearow will start to evolve into Fearow once it hits Level 20.
Spearow evolves at level 20 to a Fearow.
Spearow evolves at level 20.
The Level When You Get A Life.
SPEAROW Evolves at LVL 20.
level 20
At level 20.