How do they know? It must be some instinctive thing. I swear, every time we pour concrete, there are cat footprints through it the next day.
How do they know?
Honest, all us builder guys swore not to tell anyone, especially any cats... but sure enough, the very next day, little footprints told the tale.
(personally I find it hilarious. Look forward to my next life as a cat and walking through all kinds of concrete, everywhere!)