His observations of dead bodies. Even though it was against Church law he and others would obtain bodies through body snatchers through secret ways. The body snatchers would dig up fresh bodies, put them in barrels with whiskey to preserve them and them delivered them to the buyer. The term "rot gut whiskey " came from this activity.
his own scientific investigations.
Apex: He wasinterestedin nature, the human body, and science.
Human depictions were very rare.
Leonardo da Vinci studied the human body
Of course he was human, but an incredible genius.
Piccasso Leonardo da Vinci - The Vitruvian man. Based on an ideal human proportion and geometry as described by Vitruvius.
Leonardo had many Ideas. He had many ideas involving flying instrument's, Math, and the human body.
how is persian and other near eastern differ of human figure
He painted many famous paintings (most famous for The Mona Lisa) and discovered many things about human anatomy, math, and more. he was famous for being an artist and a scientist at the same time.
Leonardo da Vinci
It was Leonardo da Vinci who used geometric shapes to represent nature and human forms. Leonardo was an Italian polymath.
The knowledge we have of these things is from Leonardo's sketchbooks. They are not diaries.