The shape of every bone and shell is governed by the mechanical stresses it endures, not solely by the pressures of natural selection.
From the Argonauta shell to the arms of a galaxy, the logarithmic spiral recurs because growth and rotation are the same operation.
Cartesian transformation grids reveal that related species differ by continuous deformation, not discontinuous invention.
The Fibonacci sequence governs leaf arrangement, pinecone scales, and sunflower seeds before any observer counts them.