Because of their oceanic habitat, studies of their life cycle have primarily been based on captive animals and their eggs have never been seen in the wild. Although nautilus … See more

The chambered nautilus is often used as an example of the golden spiral. While nautiluses show logarithmic spirals, their ratios range from about 1.24 to 1.43, with an average ratio of about 1.33 to 1. The golden spiral's ratio is 1.618. This is visible when the cut … See more

Nautilus shells were popular items in the Renaissance cabinet of curiosities and were often mounted by goldsmiths on a thin stem to make … See more

• "CephBase: Chambered nautilus". Archived from the original on 2005-08-17. (Nautilus pompilius pompilius)
• "CephBase: Chambered nautilus". Archived from the original on 2005-08-17. (Nautilus pompilius suluensis) See more

As a carnivore, it feeds on both underwater carrion and detritus, as well as living shellfish and crab. Mainly scavengers, chambered nautiluses have been described as … See more

Two subspecies of N. pompilius have been described: N. p. pompilius and N. p. suluensis.
N. p. pompilius is by far the most common and widespread of all … See more

The shell of the chambered nautilus fulfills the function of buoyancy, which allows the nautilus to dive or ascend at will, by controlling the density and volume of the liquid within its shell chambers. This was found during research done in New Caledonia on … See more