A few weeks ago, during a trip to the Scripps Institution of Oceanography’s Birch Aquarium, I bumped into a nautilus. More or less. Admittedly there was an aquarium pane and many gallons of water ...
With 350 million years of evolution culminating in almost two centuries of scientific discourse, a new hypothesis emerges. Researchers propose a new explanation for why ammonoids evolved a highly ...
The internal architecture of chambered ammonoid conchs profoundly increased in complexity through geologic time, but the adaptive value of these structures is disputed. Specifically, these cephalopods ...
Every fossil has many stories to tell. From the most spectacular dinosaur skeleton to the most common little foram shell, every fossil fragment and trace contains clues about prehistoric lives, ...
Ammonoids are extinct cephalopods with external shells which predominated in many late Paleozoic and Mesozoic marine ecosystems. Stable isotope data from ammonoid shells constitute primary tools for ...
April 13 (UPI) --Ammonoids, an ancient group of mollusks, used the wavy lines found inside their shells to fine-tune their buoyancy, according to a new study. Prior to their disappearance at the end ...
Although ammonoids died out around the same time as most dinosaurs, new computer models are revealing how these marine animals moved through the water. Nobu Tamura via Wikicommons under CC BY 3.0 ...
Scientists scanned a fossil of the Jurassic cephalopod Vampyronassa, pictured here, and found clues that it was an active hunter. A. Lethiers, CR2P-SU Finding and studying fossils of Earth’s ...
A few weeks ago, during a trip to the Scripps Institution of Oceanography’s Birch Aquarium, I bumped into a nautilus. More or less. Admittedly there was an aquarium pane and many gallons of water ...
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