Route 37

	HeartGold	SoulSilver
Walking in tall grass or a cave
Growlithe	10% L14 +5% L15
Hoothoot	+10% L15 +10% L15	+30% L13–15 +30% L13–15
Ledyba		+30% L13–15 +10% L13
Minun	+20% L15	+20% L15
Pidgeotto	+5% L15	+5% L15
Pidgey	+30% L13–15 +20% L13 +30% L13–15 +30% L13–15	+20% L13 +20% L15 +30% L13–15
Plusle	+20% L13–15	+20% L13–15
Shinx	+40% L13–15	+40% L13–15
Spinarak	+30% L13–15 +10% L13
Stantler	20% L15 +10% L15	20% L15 +10% L15
Vulpix		10% L14 +5% L15