What can prehistory tell us about the origins of modern birds? Bhart-Anjan Bhullar, from Yale University, talks with us about how the discovery of a 95 million year old Ichthyornis fossil in 2014 revealed some unexpected insights into the minds — and mouths — of modern birds. Anjan's article, "Complete Ichthyornis skull illuminates mosaic assembly of the avian head" was published on May 2, 2018 in Nature with Dan Field six other researchers.