Snakes were not being crucified.John 3:14
Just as Moses lifted up the snake in the wilderness, so the Son of Man must be lifted up,...
Numbers 21:8
The Lord said to Moses, “Make a snake and put it up on a pole; anyone who is bitten can look at it and live.”
Numbers 21:9
So Moses made a bronze snake and put it up on a pole. Then when anyone was bitten by a snake and looked at the bronze snake, they lived.
Jesus was.