Draw a small oval for the head
Add a long curved line for the neck
Sketch a large teardrop-shaped body
Draw a long tail extending from the body
Add a tall sail on the back with curved lines
Draw a long snout on the head
Add a jaw line and mouth opening
Sketch a round eye near the top of the head
Draw short front legs with claws
Draw stronger back legs with claws
Add a belly line connecting the body and tail
Draw small spikes or ridges along the back
Refine the outline of the head, body, and tail
Erase extra guide lines
Add scales, shading, and details