A pregnant Tyrannosaurus rex that roamed Montana 68 million years ago may be the key to discerning gender differences between theropod, or meat-eating dinosaur, species.
Researchers have discovered, in clay sediments from Gabon, fossils of the oldest multicellular organisms ever found. In total, more than 400 fossils dating back 2.1 billion years have been collected, including dozens of new types.
Dinosaurs and mathematics do not seem like an obvious pair, but for Professor Robert Sinclair and his Mathematical Biology Unit, they are a logical match.
The cache of skeletal ichthyosaurs stumbled upon ten years ago in Chile turns out to be one of the world’s most significant fossil finds of marine reptiles from the Cretaceous period, containing many nearly fully preserved ichthyosaur skeletons as well as numerous other fossils.