Nautiluses are the sole living cephalopods whose bony body structure is externalized as a shell. The animal can withdraw completely into its shell and close the opening with a leathery hood formed from two specially folded tentacles.
An ink drawing of a diver squid. With a multiliner pen on paper. Old diver helmets and tentacles always attracted me! We all need to get back to traditional old school pens and paper before its too late!
"The Golden Mean is represented by the Greek letter phi, (with the decimal representation of is one of those mysterious natural numbers that seems to arise out of the basic structure of our cosmos. Phi appears regularly in the realm of things t