This bizarre, yet beautiful, animal is called a nautilus. Nautiluses are the "living fossils" of the undersea world and have inspired everything from poems to publications, like Oliver Wendell Holmes' "The Chambered Nautilus and the monthly Nautilus magazine. There are 6 species of nautiluses. This one is notoriously elusive, and is called the Allonautilus scrobiculatus. The last time humankind got a good look at one was back in 1984. But earlier this month, Peter Ward, a professor at the University of Washington, captured one on camera as it was swimming off the coast of Ndrova Island in Papua New Guinea. Read more: http://www.businessinsider.com/first-nautilus-sighting-in-31-years-2015-8#ixzz3jxvjb2nf