Originally Posted by Hesster
As far as I'm aware, there are no laws against feeding live mice to other animals.
There are, though the US is behind in animal welfare laws and does not have them. It is illegal in the UK, unless the animal will absolutely refuse all prekilled prey therefor at a risk of starving to death itself. It may be illegal in Australia and elsewhere, too.
I suggest the newer members use the search function to look for past threads on this subject. It's been thoroughly covered before.