1. Draw the shrimp's head first, with a head like a drop of water, and then draw two round eyes. Draw a beautiful shrimp head.

2. Draw two tentacles on the head and two big needle-nosed pliers on the bottom. Draw the head of prawn with big pliers.

Draw a body below, and there are many tentacles below, which are the calves used by prawns to paddle. Then draw a fan-shaped tail.

4. Finally, paint the whole shrimp in bright red, so that the shrimp stick figure is finished.

Second, the painting of crabs:

Step 1: Draw the main part of the crab shell with a circle, then draw his eyes and two big crab claws with two small ellipses, and draw its gap with a triangle in the middle.

Step 2: Fold the crab's six legs, and then draw the decoration that appears to show the shape of the crab's legs. Two rectangles connect the crab's pliers and the crab's body.

Step 3: Next, paint the painted crab with beautiful colors, and the beautiful crab stick figure is finished.