Amber-encased fossil shines light on evolution of bioluminescent insects

Artistic reconstruction of Cretophengodes azari male and female in the undergrowth of a Cretaceous rainforest. Credit: Dinghua Yang Trapped in amber for ~100 million years, an exceptionally well-preserved, light-producing beetle sheds light on the diversification of bioluminescent beetles in the Cretaceous period and provides the missing fossil link between fireflies’ living relatives. With over 3,500 […]