Latest Robert R. Reisz Stories
The fossil of a newly-discovered species called Eocasea martini is being described as a sort of missing link in the transition from carnivorous to herbivorous behavior in land animals.
Dimetrodon, a carnivorous dinosaur that roamed the Earth nearly 300 million years ago has been found to be the first terrestrial vertebrate to develop “steak-knife” teeth.
Paleontologists working in China recently unearthed what could be the earliest collection of fossilized dinosaur embryos to date.
A new species of dinosaur discovered in Arizona suggests dinosaurs did not spread throughout the world by overpowering other species, but by taking advantage of a natural catastrophe that wiped out their competitors.
- Sleep; the state or condition of being asleep.