A Fibonacci spiral on the nautilus shell (Norma, 2018)

Jiang, Li & Zhang, Ling. (2022). Art of Nature, Chambered Nautilus. 10.31274/itaa.15791. 

https://www.researchgate.net/figure/A-Fibonacci-spiral-on-the-nautilus-shell-Norma-2018_fig1_367110823