p002fig01.02 Dalmation in snow<BR>||  p002c2h0.55 "...This image reminds us that invisible boundaries can sometimes be very useful in helping us to recognize visual objects in the world. ... When we first look at this picture, it may just look like an array of black splotches of different sizes, desities, and orientations across the picture.  Gradually, however, we can recognize the Dalmatian in it as new boundaries form in our brain between the black splotches. ..."