Fibonacci Spiral in Nature
Rita Hatchett Adcock
The Golden Spiral: Complex Geometries in Nature - WebEcoist
Hurricanes, galaxies, sunflowers and succulents all have inherent spiral shapes that conform almost perfectly to the ‘golden spiral’, which is derived from a mathematic formula. A golden spiral is a logarithmic spiral with a growth factor of ‘Phi’, which is the golden ratio – that means it gets wider by a factor of Phi for every quarter turn it makes.