Create a detailed 3D model of a red-necked grebe (Podiceps grisegena). Focus on its slender, streamlined body with dark greyish-brown plumage on the back and wings, and a pale grey underside. The bird has a distinctive reddish-orange patch around its neck, which stands out against its dark head and pale face. Its sharp, black beak is long and slender, and it has short, delicate legs. Capture the bird's graceful, elegant form, emphasizing its vibrant red neck and sleek feather