Generate a realistic 3D model of a medium-sized, muscular dog sitting and looking up with a joyful expression. The dog has a short white coat with black and brown speckles, especially on the face and around the nose. The ears are dark brown, semi-floppy, and alert. Its eyes are big, round, and expressive. The dog’s mouth is slightly open with visible teeth, as if smiling, and the tail is curled slightly upward. Emphasize the short smooth fur, realistic proportions, and friendly character. The dog is sitting on a simple, neutral floor. Lighting should highlight the texture of the fur and facial expression. The final model should convey energy, curiosity, and loyalty.

Generate a realistic 3D model of a medium-sized, muscular dog sitting and looking up with a joyful expression. The dog has a short white coat with black and brown speckles, especially on the face and around the nose. The ears are dark brown, semi-floppy, and alert. Its eyes are big, round, and expressive. The dog’s mouth is slightly open with visible teeth, as if smiling, and the tail is curled slightly upward. Emphasize the short smooth fur, realistic proportions, and friendly character. The dog is sitting on a simple, neutral floor. Lighting should highlight the texture of the fur and facial expression. The final model should convey energy, curiosity, and loyalty.

Create a realistic 3D model of muscular dog sitting and looking up with a joyful, curious expression. The dog has a short white coat with dark brown and black speckles, especially on the face and around the nose. Its ears are dark brown, semi-floppy, and alert. The eyes are large, round, and bright blue, full of life and personality. The mouth is slightly open in a natural smile, showing some teeth. The tail is curled slightly upward, and the dog wears a simple, visible collar around its neck. Focus on natural proportions, smooth short fur, and expressive anatomy. The dog is sitting on a plain neutral surface. Lighting should enhance the fur texture, eye reflections, and emotional warmth of the pose. The overall mood should radiate friendliness, intelligence and energy, Ультра реалистичный