I have tried FIVE TIMES to get a Nidoran (boy) using Nidoking and a ditto in the day care and, every time the egg was Nidoran (girl)!
I Think it's just bad luck, man. The breeding section of this website says that you could get either a male or female nidoran. It is all up to chance
How to change your username How to add a user avatar Why was my post hidden? Question etiquette Flags vs Downvotes Anime FAQ Official PokemonDb League
Type a Pokemon name, type, move or ability to see instant results.