Ancient Egg-Laying Mammal Preyed on Dinosaurs in Late Cretaceous
Originally Published 5 months ago — by The Daily Galaxy
Scientists in Chile discovered a 74-million-year-old small mammal, Yeutherium pressor, that lived alongside dinosaurs, showcasing a unique mix of reproductive traits and highlighting the diverse ecosystem of late Cretaceous Patagonia. The find provides new insights into mammalian evolution and the ecological dynamics of that era.