Above: Pentel Pocket Brush Pen sketch of Carl in a 9 x 12 inch Fabriano Venezia journal. Click on the image to view an enlargement. (Slightly cropped on the sides during scanning.)
While scientists may have discovered a lot about dinosaurs from their fossilized bones scientists can't be sure what dinosaur skin looked like. Sometimes Carl likes to be "snazzy."
Still don't know who Carl is? You can check this link for his first appearance here. Or you can click on "Carl" in the category list in the left column.