Viper pits if you will that show them heat signatures so in a way your ball can still "see". give it a try and if not you can always freeze the mouse and save it for later. just make sure when its unfrozen its not to gamey. k?
What do you mean by too gamey? How does a mouse get too gamey?
Friendship is like peeing on yourself: everyone can see it, but only you get the warm feeling that it brings.
Why is it called 'after dark' when it really is 'after light'?