Babies at age 8 months-ish do not have object permanence – out of sight in the mouse hole, the baby thinks the mouse is gone and does not exist out of sight.

Cats know better and wait patiently for the mouse to reappear.

Who is sharing this comic? Author?: Jessica
Image Alt Text - Say what can be seen: Four stick figure panels: (1) baby sees mouse being chased by a cat; (2) mouse has disappearred into a hole in the wall, baby says mouse gone; (3) cat patiently waiting for the mouse to come out of the hole; (4) cat with the now dead mouse in its mouth