Answer:
I have never actually seen a zigzag ruler, but I would assume to make zigzag lines.
Explanation:
Most likely a wolf would lie down belly up to
show submission
This is a friendly amd submissive gesture because when its doing this its trying to look smaller
It'll also roll over to show a dominant wolf that
it is helpless and not aggressive
Leonardo Da Vinci is quite the man, he had popular interests not only in art but in science, engineering, mathematics, sculpture, architecture, and anatomy. That’s just to name a few. He popularly made artworks like the Mona Lisa, the last supper, the Vitruvian man, Saint John the Baptist, Salvator mundi and much more. High renaissance / Italian Renaissance era.
