Lesson 6: The Squid (Cephalopod) - C.S.W.D

Cross Section Eye Anatomy - Buy Royalty Free 3D model by zames1992

This #molluscmonday, feast your eyes on this awesome squid-like cephalopod, with its little fish-meal-to-be trapped in its arms. 🐟🦑 This fossil shows direct evidence of predatory behaviour, with the Jurassic squid-like Clarkeiteuthis catching a Leptolepis fish. This specimen comes from the famous Holzmaden area in Germany and is roughly 180 million years old. On display at the Hauff Museum, Germany. The specimen was described in 2019. FYI, although incredibly rare, several similar specimens ar

“Cephalopod pupils come in all different shapes (U-shaped, W-shaped, round, rectangular); the vast majority are colorblind- and they have panoramic vision!” The @octonation has a great blog about octopuses’s eyes: “Dilating their pupils can aid their deimatic (threat or startle) displays by making predators think twice about attacking because those massive eyes could be attached to a big body.” There’s always a great deal of joy and celebration when Remotely Operated Vehicle SuBastian encounters

Visualizing the Evolution of Vision and the Eye

squid school underwater close up cuttlefish big eye Loligo vulgaris cephalopod Decapodiformes