How to draw a Scarab bug with pencil step-by-step tutorial. Step 1. Outline the parts of the scarab bug's body. Step 2. Outline scarab's head and legs. Step 3. Draw the scarab's armor and draw its head in more detail. Step 4. Draw scarab's legs in more detail. Step 5. Add the pattern on scarab's elytra. Step 6. Hatching the body of a scarab bug.