Opalized ammonite fossils are some of the most unique and spectacular paleontological specimens. They were formed through a geological process known as opalization, wherein organic material from ...

Beautifully preserved fossil ammonite collected from 165-million-year-old Jurassic site in Gloucestershire, UK; 3D reconstruction of combined neutron and X-ray images of fossil shows internal muscles ...

Some fossils of long-extinct sea creatures display brilliant rainbow colors. Known as ammolite, these gems come from the fossilized shells of ammonites, squid-like marine animals that vanished with ...

Earth once hosted more than 10,000 species of these ancient marine predators. Find out how they lived, when they vanished, and how much we know about them today. Based on the fossil record, ammonites ...

Caitlin Syme does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

A geology professor and his student at Rogers State University (RSU) made a remarkable discovery just before spring break. Dr. Chris Shelton and student Kolby Dooling unearthed a rare, well-preserved ...

Ammonites are a group of fossil marine mollusk animals closely related to living cephalopods (i.e., octopuses, squid, and cuttlefish) and shelled nautiloids such as the living Nautilus species. The ...