Dinosaur Fossils Pterosaurs Marine Reptiles Cretaceous Period Amber Marine Fossils Extinct Species Mammals Cambrian Period Evolutionary Biology Ancient Species Hominin Fossils Skulls Dinosaurs Mammoths Hominins Amber Fossils Pterosaur Prehistoric Animals Research Studies Ichthyosaurs Fossil Analysis Birds Hominid Fossils Human Evolution Jurassic Period Triassic Period Preservation Evolution Trilobites Stegosaurus Species Discovery Trace Fossils Fish Fossils Fossilization Animal Fossils Mastodon Fossil Discovery Anatomy Terror Birds Dinosaur Footprints Teeth Arthropods Crocodiles Whale Fossils Bird Fossils Excavation Reptile Fossils Footprints Amphibians Shark Fossils Whales Reptiles Discovery Australopithecus Ordovician Period Jurassic Era Mammal Fossils Crustaceans Mummification Ancient Organisms Dinosaur Eggs Crocodilians Hominids Dinosaur Tracks Dinosaur Dinosaur Teeth Regurgitalites Soft Tissues Gut Contents Synapsids Pterosaur Fossils Research Amber Preservation Fossil Record Tetrapods Ancient Creatures Tyrannosaurus Rex Mosasaur Vertebrae Skin Human Fossils Tyrannosaurs Skin fossils Tree Fossils Elephants Hominin Species Plant Fossils Ancient Trees Coprolites Evolutionary History Organism Discovery Saber-toothed Tigers Macroorganisms Saber-Toothed Cats Saber-tooth Cats Feathered Dinosaurs Ancient Human Health Permian Period Elasmosaurs
Researchers link a dated 1,290-item assemblage to persistent tool use across a transition from wetlands to fire-prone grasslands.