Route 33

Johto · Silver

Pokémon	Type	Levels	Morn4–10	Day10–18	Night18–4
Walk
Zubat	PoisonFlying	4–8	5%	—	40%
Hoppip	GrassFlying	6–8	35%	35%	—
Ekans	Poison	7	30%	30%	30%
Rattata	Normal	6–8	10%	15%	30%
Spearow	NormalFlying	6	20%	20%	—
Headbutt
Pokémon	Type	Levels	Rate
Spearow	NormalFlying	10	80%
Aipom	Normal	10	20%
Headbutt · rare trees
Only from a rare tree: one tree in ten, picked by the tree's position and the player's Trainer ID. Headbutting a rare tree starts a battle 80% of the time; four trees in ten start one 50% of the time, and the rest 10%.
Pokémon	Type	Levels	Rate
Spearow	NormalFlying	10	50%
Heracross	BugFighting	10	30%
Aipom	Normal	10	20%