Does your pet drink out of the toilet?

[Buckeye_Democrat]

4. They'd probably prefer the "real thing" with vestiges...

... of bacteria still in the water.

Like drinking from a stagnant puddle outside, the kind of thing that modern humans have learned to avoid.

Europeans long ago often drank beer because they knew water could be lethal, but they didn't understand that the boiling process of creating the wort (unfermented beer) was the key difference between the mortality effects of beer and water.