Did dinosaurs really roar? Artists Courtney Brow and Cezary Gajewski challenge this idea with 3D-printed skulls that bring prehistoric sounds to life.

Microsoft and our third-party vendors use cookies to store and access information such as unique IDs to deliver, maintain and ...

There, Casey Holliday, an associate professor of pathology and anatomical sciences, had received support from the National Science Foundation (NSF) to investigate how bird skulls, jaw muscles, and ...

Recent research from the University of Chicago and the University of Missouri shed new light on how the evolution of skull flexibility in dinosaurs led to the diverse array of modern birds we see ...

have skulls with jaws and palates that aren't rigid and fixed in place like those in mammals, turtles, or non-avian dinosaurs. Alec Wilken, a graduate student in integrative biology at UChicago and ...

Animation of a theropod dinosaur skull, showing muscle forces. Credit: Alec Wilken, Casey Holiday Modern birds, as well as other animals like snakes and fishes, have skulls with jaws and palates ...

A cascade of changes from dinosaurs to birds When the team analyzed data from the 3D models, they saw that as brain and skull sizes increased in non-avian theropod dinosaurs, muscles shifted into ...

Modern birds, as well as other animals like snakes and fishes, have skulls with jaws and palates that aren't rigid and fixed in place like those in mammals, turtles, or non-avian dinosaurs.