A 250-Million-Year-Old Habit May Explain How Crocodiles Outlasted the Dinosaurs
Crocodylus acutus—the American crocodile. The word “crocodile” comes from the Greek kroko (gravel) dilos (worm), traditionally interpreted as…
A Twisted Fossil Jaw Reveals a Strange 275-Million-Year-Old Animal
Artist’s reconstruction of Tanyka amnicola. Credit: Vitor Silva Paleontologists surveying a dry riverbed in northeastern Brazil repeatedly encountered…