警覺的德國牧羊犬站在公園綠草上

A majestic German Shepherd dog standing on green grass in an outdoor park, full-body side profile, black and tan coat, alert ears, intelligent eyes, tongue slightly out, strong muscular build, natural stance, shallow depth of field, soft blurred forest background, professional pet photography, natural daylight, ultra-detailed fur texture, realistic colors, sharp focus on the dog,