People often think of cats as weird—as if human behavior is so logical.

But it’s true we often need help decoding our feline pals. So we put out a call to our readers for their most puzzling cat questions, which range from dietary mysteries to those spontaneous “zoomies” around the house. (Related: Is everything you think about cats wrong?)

Some cats find running water interesting, and prefer its taste to still water, according to Debra Zoran, an internal medicine specialist at Texas A&M Veterinary Medical Teaching Hospital.

Standing water can taste unappealing if the bowl isn’t kept clean and fresh, for instance.

Cats also have sensitive whiskers, which they’d prefer “not touch the sides of a bowl, or anything