Another species called Nautilus pompilius swims above a rare Allonautilus scrobiculatus off the coast of Ndrova Island in Papua New Guinea. Before this July, the rare species was last seen in 1986.

The creature is a species of nautilus, a group of animals related to squid that have a spiral shell like a snail. The rare nautilus is a species known as Allonautilus scrobiculatus, which has a ...