On two slices whole-wheat bread, spread thin layer of mayonnaise on each.
Lay American cheese, ham and lettuce leaf on one bread slice then top with other bread slice.
Using biscuit cutter, punch four holes into sandwich, removing crust from sandwich, then set aside.
Using toothpick or knife, poke two holes into cherry tomato. Insert small cores of carrot into tomato for "antennae."
Using pastry tip, cut "eyes" out of provolone cheese. Cut out sliver of provolone cheese for "mouth."
Dab mayo on back of "eyes" and "mouth" then attach to cherry tomato.
Use black decorating gel to add tiny dots to eyes for pupils; set aside.
Place four mini sandwich circles on plate to form caterpillar body then place cherry tomato face at one end.