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« National
10
CaterpieHOME National
Worm Pokémon
Bug
2.9kg
100%
1,920 steps
0.3m
50%  50%
70
10-main10-shiny
45
30
35
45
20
20
HP
+1
Attack
Defense
Speed
Sp. Def
Sp. Atk
Normal×1Fire×2Water×1Electric×1Grass×½Ice×1Fighting×½Poison×1Ground×½Flying×2Psychic×1Bug×1Rock×2Ghost×1Dragon×1Dark×1Steel×1Fairy×1
AbilityTypeDescription
Shield DustRegularProtects against incoming moves' extra effects.
Run AwayHiddenEnsures success fleeing from wild battles.

Encounters

Walking in tall grass or a cave
LocationChanceLevelGameConditions
Eterna Forest4%13Pt
FireRed in slot 2
Road 204 (south, towards Jubilife City)4%6DP
FireRed in slot 2
4%5Pt
FireRed in slot 2
Road 204 (north, towards Floaroma Town)4%10Pt
FireRed in slot 2
Road 3020%4GC
In the morning
During the day
1%4HG
In the morning
During the day
Radio off
Road 315%5G
In the morning
During the day
20%5C
In the morning
During the day
1%5HG
In the morning
During the day
Radio off
Ilex Forest20%5G
In the morning
During the day
30%5C
In the morning
During the day
10%6HG
In the morning
During the day
Radio off
National Park20%12G
In the morning
During the day
5%10C
In the morning
During the day
10%12HG
In the morning
During the day
Radio off
Unknown Area; all bugs1%14HG
Road 2 (south, towards Viridian City)1%5GFRLGG
30%3GC
In the morning
During the day
1%4HG
In the morning
During the day
Radio off
Road 2420%7GFRLGG
30%10C
In the morning
During the day
Road 251%8RR
20%8GFRLGG
30%10C
In the morning
During the day
Road 2 (north, towards Pewter City)1%4HG
In the morning
During the day
Radio off
Viridian Forest5%3RR
10%5GG
5%6Y
10%3FRLG
20%3HG
Not during a swarm
In the morning
During the day
Pattern Bush10%6FRLG
Road 21%4Y
Santalune Forest10%2X
10%3Y
Alola Route 1 East20%2 - 3SM
10%2 - 3USUM
Alola Route 1 South10%10 - 13SM
Alola Route 1 West10%3 - 5SM
35%2 - 3USUM
Alola Route 5 Area10%13 - 16SMUSUM
Lush Jungle South10%18 - 21SM
Melemele Meadow Area10%9 - 12SMUS
10%10 - 12UM
Headbutting a low encounter rate tree
LocationChanceLevelGameConditions
Ilex Forest15%10G
Road 3415%10G
Road 3515%10G
Road 3615%10G
Road 3715%10G
Road 3815%10G
Road 3915%10G
Lake of Rage15%10G
Road 2615%10G
Road 2715%10G
Azalea Town15%10G
Headbutting a normal encounter rate tree
LocationChanceLevelGameConditions
Ilex Forest15%10G
Road 3415%10G
Road 3515%10G
Road 3615%10G
Road 3715%10G
Road 3815%10G
Road 3915%10G
Lake of Rage15%10G
Road 2615%10G
Road 2715%10G
Azalea Town15%10G
Headbutting a high encounter rate tree
LocationChanceLevelGameConditions
Ilex Forest50%10G
15%10C
Road 3450%10G
Road 3550%10G
Road 3650%10G
Road 3750%10G
Road 3850%10G
Road 3950%10G
Lake of Rage50%10G
Road 2650%10G
Road 2750%10G
Azalea Town50%10G
Walking in the overworld
LocationChanceLevelGameConditions
Road 2 (south, towards Viridian City)100%3 - 4LGPLGE
Road 2 (north, towards Pewter City)100%3 - 8LGPLGE
Viridian Forest100%3 - 6LGPLGE
Sos Encounter
LocationChanceLevelGameConditions
Alola Route 1 South15%10 - 13SM
Alola Route 1 West15%3 - 5SM
Alola Route 5 Area15%13 - 16SMUSUM
Lush Jungle North15%19 - 22USUM
Lush Jungle South15%18 - 21SM
15%19 - 22USUM
Lush Jungle West15%19 - 22USUM
Melemele Meadow Area15%9 - 12SMUS
15%10 - 12UM

Egg Groups

  • Bug
In Other Pokedexes:
RGY Kanto 10LGPLGE Let’s Go Kanto 10GSC Johto 24FRLG Kanto 10HGSS Updated Johto 24XY Central Kalos 23SM Alola 17SM Melemele 17SM Akala 8USUM Updated Alola 17USUM Updated Melemele 17USUM Updated Akala 8SwSh Galar 13TCGP Trading Card Game Pocket 10
CaterpieCaterpie
level 7
MetapodMetapod
level 10
ButterfreeButterfree
during battle
use Dynamax Band
Gigantamax ButterfreeGigantamax Butterfree

Level up

LvlMovePowerGames
 Tackle		40RGYGSCRSEFRLGDPPtHGSSBWB2W2XYORASSMUSUMLGPLGESwShBDSPRGB
 String Shot		RGYGSCRSEFRLGDPPtHGSSBWB2W2XYORASSMUSUMLGPLGESwShBDSPRGB
9
 Bug Bite		60SMUSUMSwShBDSP
15
 Bug Bite		60PtHGSSBWB2W2XYORAS

Tutor

MovePowerGames
 String Shot		HGSS
 Snore		50PtHGSSB2W2ORASUSUM
 Bug Bite		60HGSSB2W2ORASUSUM
 Electroweb		55B2W2ORASUSUM

Machine

TMMovePowerGames
TM211, TM82
 Electroweb		55SwSh