LifeCassowaries’ strange headgear helps them stay cool in the heat The unusual fin-shaped lumps on cassowaries’ heads help them shed heat in hot weather, suggesting a similar purpose for crests on dinosaurs News
LifeDinosaur fossil may be a whole new species of the first birds A fossil of the dinosaur Archaeopteryx is so unlike any other specimens that it belongs to a new species – and could confirm that the animals were early birds News