Scientists at CSIRO and Museum Victoria were thrilled to find not just one but FIVE “super rare deep sea squid” in the Great Australian Bight. This large fin squid, Magnapinna, has extremely long, thin tentacles and what appear to be tightly coiled filaments. Scientists believe Magnapinna can quickly retract its filaments if needed. The only other cephalopod known to have retractable filaments is the vampire squid (Vampyroteuthis infernalis):
Here is a close-up of a 4 to 6m long Magnapinna spotted by MBARI off Hawaii:
More details at: Sciencex.com 12nov20 and Science Alert 11nov20