北极狐换毛期的尴尬瞬间，白色的毛会开始脱落，长出青灰色的毛，所以就会有一段过渡期长出两种颜色的毛
Feb 20, 2020 Feb 20, 2020 https://d2t.bkseeker.com/%e5%8c%97%e6%9e%81%e7%8b%90%e6%8d%a2%e6%af%9b%e6%9c%9f%e7%9a%84%e5%b0%b4%e5%b0%ac%e7%9e%ac%e9%97%b4%ef%bc%8c%e7%99%bd%e8%89%b2%e7%9a%84%e6%af%9b%e4%bc%9a%e5%bc%80%e5%a7%8b%e8%84%b1%e8%90%bd%ef%bc%8c-5
