Step 1: Draw two bumpy half circles, have them connect at the halfway point. For the top of the head, you are going to draw half a square with small zigzag lines.
Step 2: Draw two sideways teardrop shapes for the eyes.
Step 3: Draw a oval with bumps on the sides for the snout. Make two loose right angles for the nostrils. Draw a curved line to break the snout from the mouth and behind the snout.
Step 4: Draw two large triangles for the ears. Make a "V" on the left ear, where it meets the head. On both ears, draw curved lines.
How to Draw a Pig Face – Step-by-Step Tutorial