Evidence for ammonite survival into the Paleogene era is solid, a new study confirms, indicating that these ancient mollusks were well positioned to inherit oceans now cleared of competitors. Yet for ...

The ammonoids, an extinct subclass of cephalopods, offer a remarkable window into the evolutionary innovations of marine life. Their coiled, chambered shells and intricate suture patterns record a ...

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

The origins of vivid colours within the gemstone ammolite — a rare type of brightly coloured fossilised ammonite shell — are reported in research published in Scientific Reports. The colours of ...

Left: 3D reconstruction. Right: Labelled internal organs. Credit: Cherns et al. For the first time, researchers have revealed the soft tissues of a 165-million-year-old ammonite fossil using 3D ...