What is the plural for Vulpix?

Anyway, I've got some cute Vulpixes! Vulpixs? Vulpi?

Name: Tina
Owner: ZoeSpook
Stage: Teen
Gender: Female
Personality: Confident, friendly, and social
Backstory: This Vulpix was always popular among the pokemon in the adoption center. It's kind yet confident personality makes everyone love her.

Name: Flame Heart
Owner: thebabymangle
Stage: Adult
Gender: Female
Personality: Elegant, wise, and secretive when she needs to be
Backstory: This Vulpix is the smartest of them all. She has always aimed for the top when it comes to knowledge. Now she's ready to be adopted! Who's the lucky person?

Name: Summer
Owner: Animeforliiife
Stage: Child
Gender: Female
Personality: Social, protective, and easy to get along with
Backstory: This Vulpix loves nature. From trees to seeds, this Vulpix loves plants even as savage as the Venus Flytrap. With the grass under her feet and the colors of spring flowers around her, this Vulpix feels power. Any form of pollution can hurt your relationship with her a lot.

Name: Wisper
Owner: Hacker_C_C_Kitsuko
Stage: Teen
Gender: Male
Personality: Shy, protective, and easily offended
Backstory: This Vulpix will hardly talk to anyone because it is so shy. It is timid and has very few friends. But if you hurt even one of those chosen few, you will regret it. Behind it's timid personality is a unbeatable power. It just takes a lot to get that power out. Are you up to the challenge?

Name: Strong Love
Owner: thebabymangle
Stage: Teen
Gender: Female
Personality: Playful, kind, and a believer
Backstory: Ever since her first defeat in a battle with a Pikachu she has trained hard and believes one day she will be the strongest Vulpix in the world.

(Omg I can't believe I did that XD)

Name: Fire Snow
Owner: thebabymangle
Stage: Child
Personality: Mysterious, hardly opens up, but confident
Backstory: This Vulpix has loved the winter season ever since she first set her paws on the snow. She often is only found in cold rooms and hates heat.

And lastly

Plusle
Name: Cherry
Owner: MittenTheLitten
Stage: Child
Gender: Female
Personality: Social, confident, and friendly
Backstory: Almost everyone at the Adoption Center is friends with this electrifying pokemon. It's closest friend, a Vulpix, is shy, but despite their differences these two are the perfect team and help each others strengths.
Vulpix
Name: Garnet
Owner: MittenTheLitten
Stage: Child
Gender: Female
Personality: Shy, hardly opens up, and protective.
Backstory: Hardly anyone is friends with this shy pokemon. It's closest (and only) friend, a Plusle, is social, but despite their differences these two are the perfect team and help each others strengths.

Ok! That's all!

If you want to roleplay just say so and I will roleplay with you.

Byeee!