Realizing that squid have an ink sac and an internal shell called a pen so we’re living just a few short evolutionary steps away from calamarigraphy and honestly there goes the rest of today
Voilà! Squid pen! The gif above shows the removal of the translucent pen, or internal shell, of a California market squid from our food room. California market squid (Doryteuthis opalescens) is a sustainable seafood that we feed to our sea otters, leopard sharks and other Aquarium residents. You may know it better as calamari!