Even in the same litter, both brown and black furred bears may be born.
Even in the same litter, both brown and black furred bears may be born.
就是在一胎所生的小熊中，都可能混杂棕毛和黑毛。
Even in the same litter, both brown and black furred bears may be born.
就是在一胎所生的小熊中，都可能混杂棕毛和黑毛。