3D渲染写实风黄昏时分长颈恐龙群草原活动史前生态场

3D rendered illustration, main colors green and blue, fresh and natural color scheme, dinosaurs including long-necked and quadrupedal dinosaurs, various poses, some grazing, some looking around, vast grassland, distant mountain ranges, clouds in the sky, detailed grass texture, realistic dinosaur skin, clear mountain contours, natural cloud shapes, vivid and realistic visual effect, peaceful prehistoric natural environment