Nidoran, one of the few two-gender Pokémon, attack other Pokémon with
poisonous barbs that protrude from their backs. Male Nidoran stiffen their
ears when they sense danger and are found in both versions of the game.
Over time, male Nidoran evolve into Nidorino and Nidoking.
TYPE: Poison
HEIGHT: .5 m
WEIGHT: 9 kg
EVOLUTION: Nidoran-Nidorino-Nidoking