Marine Biologists Spot Rare Crusty Nautilus for First Time in Nearly 30 Years

Meet the crusty nautilus (Allonautilus scrobiculatus), one of the rarest marine animals in the world. These pics are the first ones taken of this ‘living fossil’ in 31 years. Nautiluses are shelled cephalopods and distant cousins of squid and cuttlefish. They first appeared 500 million years ago during the Cambrian Explosion and are described as [...] —> Read More