Fossils in amber: Ancient insects preserve dinosaur-era swamp ecosystem

Rocks that formed in a swamp in what is now Spain 110 million years ago contain both dinosaur bones and amber rich in invertebrate fossils Life 7 December 2021 By Carissa Wong Part of a feather preserved in amber from the Santa Maria coal mine Sergio Alvarez-Parra An impressive trove of fossil-filled amber has come … Read more