Deerling is a deer or fawn-like Pokémon, most resembling a fallow deer, with facial similarities to Shaymin's Sky Forme. The upper side of its body is coloured either pink, green, orange, or brown, depending on the season, and is rimmed and dappled with yellow patterns, with the underside of its body being a lighter beige shade. It sports a yellowish-colored, floral tuft on its head, and similar yellow coloration on the ear insides of its tapering ears. The tips of its limbs are coloured black and its pink tail is small.