Skinny / Hairless
A variant of Guinea pig (Cavia porcellus)

Representative Guinea pigphoto — a dedicated image of this exact morph isn't available yet.
A near-hairless pig (Skinny pigs keep a little fuzz on the muzzle and feet; Baldwins are fully bald) with visible wrinkled skin.
Keeper tips for this variant
Hairless pigs lose heat fast and burn easily — keep the room warm and draft-free (around 20-24 C), never in direct sun, and feed slightly more to fuel their higher metabolism.
Other Guinea Pigs variants
American / English (short, smooth coat)AbyssinianPeruvianSilkie / SheltieTexel and CoronetSkinny Pig and Baldwin (hairless)Coat colors and patterns (self, agouti, Dutch, tortoiseshell, Himalayan)American (short smooth coat)Abyssinian (rosetted)Peruvian (long-haired)Silkie / Sheltie (long, swept-back)Teddy (dense plush coat)Self (solid colour)AgoutiDutchHimalayan (pointed)TortoiseshellRoan / Dalmatian