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 ...

Ammonites are extinct marine mollusks that thrived in Earth’s oceans for over 300 million years before their extinction around 66 million years ago. They were spiral-shelled creatures ...

But ammonites weren't reptiles: they were ocean-dwelling molluscs, specifically cephalopods. Zoë Hughes, Curator of Fossil Invertebrates at the Museum, explains, 'Ammonites are extinct shelled ...

Ammonites are a group of extinct shelled cephalopods related to today's squids and octopuses. Most ammonites died out 66 million years ago, at the same time as dinosaurs. Fossilised ammonite shells ...

A fossil hunter found a lump of prehistoric vomit roughly dated to the time of the mass extinction that wiped out the ...

Ammonites, a group of extinct marine mollusks, are known for their distinctive coiled shells and played a significant role in the marine ecosystems of the Mesozoic era. Their evolution and ...

Much of this rich life—including all dinosaurs, pterosaurs, pliosaurs, and ammonites—perished in the extinction event at the end of the period 65 million years ago. In fact, the land ...

William Whiskerson: An ammonite? Kadisha: Yes. William Whiskerson: What's an ammonite? Cameron: A type of fossil. William Whiskerson: Oh, a fossil. Narrator: A fossil is a special rock that holds ...

The highlights include: Under the motto "Fossil of the month", the Paleontological Museum presents changing fossils from its collection From marine bristle worms to ammonites and bird skeletons ...

Scientists estimate more than 99 per cent of all species that have ever existed on Earth are now extinct. Only a handful of them have been preserved as fossils. Fossils are ancient organisms ...