如果后腿有狼爪，可以切除。

Dewclaws, if any on the hind legs may be removed.

如果后肢有狼爪，通常需要切除。

Dewclaws, if any, on the hind legs are generally removed.

狼爪要去除，除非是为所在国之法律所明令禁止。

Dewclaws must be removed except in countries where this practice is forbidden by law.