Based on the fossil record, ammonites came in a wide range of sizes and shapes, from smaller than an inch to as large as nine feet wide. Some ammonites had long, straight shells, while others had ...

Fossils of them are found all around the world ... Image via Wikimedia Commons Though it would largely have depended on their size, ammonites would likely have eaten similar things to today's ...

Mr Wonfor, who runs Wight Coast Fossils which provides guided tours on the island, said it's particularly rare to find an ammonite with a complete rostrum - the curved projection coming off the ...

Fossils found in the northern part of Hokkaido are a new type of ammonite, the once-ubiquitous spiral-shelled creatures that went extinct with the dinosaurs 65 million years ago, researchers said.

Fossilised ammonite shells can be found all around the world, including on parts of Britain's coastline. But if you can't get to a beach to find some, why not start your own collection from home?

Ammonite fossils, an example is shown here, are sea creatures that became extinct about 65 million years ago. Fossil remains have been found in rocks of all ages. Fossils of the simplest organisms ...