Close-up of a Walnut in Its Shell

A detailed close-up shot of a single walnut, still encased in its textured, hard shell. The earthy brown tones of the nut are prominent, showcasing the natural ridges and patterns unique to its outer layer. It's presented against a dark, contrasting background, drawing full attention to the organic form of the walnut.

walnut - nut - shell - food - natural - brown