Alpha-sapphire: When Nidorina are with their friends or family, they keep their barbs tucked away to prevent hurting each other. This Pokémon appears to become nervous if separated from the others.Y: When feeding its young, it first chews the food into a paste, then spits it out for the offspring.X: The female has a gentle temperament. It emits ultrasonic cries that have the power to befuddle foes.
Prof. Lotus' Notes: The name is a portmanteau of the Japanese borrowed word for Needle - ニドル (Nedoru), cnidocyte (thing in all poisonous animals) and rhino. The rina aspect is attributed to European languages like Italian or Spanish where a denotes female names.