Raw squid partially cut into rings on a wooden cutting board with lemon slices - itor/Shutterstock If you've ever had squid, then you know how delicious it can be when prepared correctly. Calamari is ...

The oldest fossilized pigment ever found has been discovered inside the preserved ink sacs of an ancient cuttlefish ancestor. The ink sacs belonged to a cephalopod, the group that includes squid, ...

Lead author Sinjini Sinha holds a fossilized ink sac of a vampyropod, a squid-like animal. The black portion is the ink sac. The white portion is the tissue surrounding the sac. The fossil is from the ...

Two ink sacs from 160-million-year-old giant cephalopod fossils have been found to contain an identical melanin pigment to that found in the ink sac of modern-day cuttlefish. The finding suggests the ...