lvl 21
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.
level 20
The Level When You Get A Life.
SPEAROW Evolves at LVL 20.
At level 20.
level 20
van level24
Spearow evolves into Fearow at level 20. thanks I needed to know this for Pokemon Heart Gold and Soul Silver because I have a Spearow