How are some of Da Vinci's anatomy and designs drawn? What is the drawing method? Why is the paper dark yellow? Ask for a master, and you will get extra points if you answer well!

Leonardo da vinci explored the structure of human body through his own autopsy, and drew an anatomical map. Leonardo da Vinci was not only a painter, but also an early biologist and inventor. He also painted many mechanical creative drafts.

Painting belongs to: sketch.

Generally, after several years of storage, the chemicals in the paper and the oxygen in the air are oxidized, and there will be signs of yellowing. What's more, the paper used by Leonardo da Vinci has gone through centuries, and yellowing is hard to avoid.