032 - Nidoran Sprite by tsunami-dono on DeviantArt
Nidoran - F - Pokemon Red, Blue and Yellow Guide - IGN
Pokemon 029 Nidoran female shiny by FloppyPony -- Fur Affinity [dot] net
Nidoking (Pokémon) - Bulbapedia, the community-driven Pokémon encyclopedia
Pokemon Red Part 4 - Nidoran Evolves - YouTube
Pokémon Red/Blue - Forums - nidoran l4 manip pokémon red - Speedrun
Every Available Trade In Pokemon FireRed & LeafGreen
Route 2 - Pokemon Red, Blue and Yellow Guide - IGN
Reggie-800's Nintendo Secrets on Twitter: "Nidobabies: According to the official Japanese book POKEDEX (1996), Nidoran F can give birth to 4 inch tall Baby Nidoran. They were later seen in a 1997