A groundbreaking discovery was made in the deep waters of the Palau Islands when the research vessel E/V Nautilus encountered a rare marine creature, a species that has remained virtually unchanged ...

Researchers aboard the E/V Nautilus recently discovered four rare Palau nautiluses, ancient cephalopods also known as "living fossils," in the deep waters near the German Channel. The sighting, ...

Ammonites were shelled cephalopods that died out about 66 million years ago. Fossils of them are found all around the ... octopuses and cuttlefishes), nautiloids (the nautiluses) and ammonites.