The last supper of an ammonite, a shelled cephalopod relative of squid and octopus, was stuck in the individual's mouth when it died, described in a new study published in the journal Science.

Millions of years ago, a squidlike creature called an ammonite died with the remains of its last meal wedged between its teeth. Now, new high-tech images reveal that meal — a mini-snail and three tiny ...

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 ...

An incredible 99-million-year-old chunk of amber contains several trapped marine gastropods, as well as an extinct ammonite, according to a new paper. Amber is fossilized tree resin, and occasionally ...

Scientists have discovered direct evidence of the diet of an important group of Ammonites, which are among the best known fossils. Using synchrotron X-rays, they imaged three fossilized mouths with ...