Jan. 7, 2025 — A newly described dinosaur whose fossils were recently uncovered is challenging the existing narrative, with evidence that the reptiles were present in the northern hemisphere ...
A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey ...
Their legs, positioned beneath their bodies rather than on the sides like reptiles, provided them with more efficient locomotion for hunting. The Majorcan fossil, consisting of a skull and an almost ...