This amethyst geode weighs 1,933 pounds and is 44 inches long. Fossils, purple geodes, and more are hitting the auction block during Heritage’s Nature & Science Auction on December 2. “This is an ...
Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...
The Hell Creek Mosasaur, reconstruction by Christopher DiPiazza. Please note that more images and a short video are available at this link: https://springernature-my ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results