On 5 Dec 1995, David Gore wrote:
> Why not weigh the water each evening and each morning? The difference would
> be how much water they drank (you may have to allow for some evaporation).
> Dave Gore
Mice probably get a lot of their water from their food, not by drinking
water. This would be a poor operational definition.
Maybe you should mix it in the food ( a few pellets) if they eat them
they get the rest of the food. Ron Blue