熊科的一种食肉哺乳动物。棕熊（Ursus arctos）是最大的陆地掠食者之一。棕熊的口鼻特写，嘴巴张开 免版税库存照片 熊科的一种食肉哺乳动物。棕熊（Ursus arctos）是最大的陆地掠食者之一。棕熊的口鼻特写，嘴巴张开
Tan dog portrait with one ear up against a light background close up portrait of a tan dog with a white chest and muzzle brown 免版税库存照片 tan dog portrait with one ear up against a light background close up portrait of a tan dog with a white chest and muzzle brown
Gray dog sits alert on green grass white patch adorns its chest and muzzle brown collar rests snugly around neck ears perk upward 库存图片 gray dog sits alert on green grass white patch adorns its chest and muzzle brown collar rests snugly around neck ears perk upward
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