ABILITIES: Big PecksIn-game description: Defense cannot be loweredTechnical explanation and other notesPokémon with this abilityPokemonGenerationPidgey5Pidgey6Pidgeotto5Pidgeotto6Pidgeot5Pidgeot6Chatot5Chatot6Pidove5Pidove6Tranquill5Tranquill6Unfezant5Unfezant6Ducklett5Ducklett6Swanna5Swanna6Vullaby5Vullaby6Mandibuzz5Mandibuzz6Fletchling6