求翻译：北极狐体重2500~4000克。体型较小而肥胖。嘴短，耳短小，略呈圆形。腿短。冬季全身体毛为白色，仅鼻尖为黑色。夏季体毛为灰黑色，腹面颜色较浅。有很密的绒毛和较少的针毛，尾长，尾毛特别蓬松，尾端白色。是什么意思？

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The Arctic Fox 2500 ~ 4000 grams weight. haplotypes are relatively small and obesity. In short, his mouth slightly featuring shaped ears. short legs. winter throughout the body is white and gross Nose only in black. Summer body hair gray and black, for a lighter color-oriented. There is a secret of

Arctic fox body weight 2500~4000 grams.The build is small and obese.The mouth is short, the ear is short, assumes the circular slightly.The leg is short.The winter entire body wool is a white, the tip of the nose is only a black.Summer the body wool is the cinereus, the thoracic and abdominal area c

Arctic fox weighs 2500~4000 grams. Smaller obese. Short mouth, ears short, slightly rounded. Short legs. General body hair is white in winter, only the nose is black. Body hair is grey-black in summer, abdominal surface color lighter. Has a secret of the chorio-and fewer needle hairs, long tail, tai

Arctic fox's weight is 2500~4000 grams. The size is relatively little and fat. The mouth is short, the ear is short and small, slightly round in shape. The leg is short. Body mao of whole body are white in winter, only the nose is black. Body mao are greyish black in summer, the color is relatively