too bad, but it will grown,,,take a long time, i have experience on the ail too
i cut the tail , and it take alomos 3 months,, no it grown back already, but the main bone need take long time, you need careful do it, or find some help you do it
不是大毛病,做个小手术就行。我的比你的还厉害,现在已经快长好了。
我见的那个是过背金,和你的情况基本一样。什么也没弄就慢慢让他长,一个月就长好了。