The faces of Old World monkeys and apes (Catarrhini) exhibit every possible hue in the spectrum of mammal colours. Animal colouration experiences selection for communication, physiology and ecology; ...

When paleontologist Iyad Zalmout went looking for fossil whales and dinosaurs in Saudi Arabia, he never expected to come face-to-face with a significant, early primate fossil. When paleontologist Iyad ...

You can’t go for a month without seeing a claim that some new discovery has rewritten evolutionary history. If headlines are to be believed, phylogeny – the business of drawing family trees between ...

When a new species comes to light, its effect on the arrangement of its family tree might be better measured by statistics than by headlines. In a study of primates and flightless dinosaurs, ...

When paleontologist Iyad Zalmout went looking for fossil whales and dinosaurs in Saudi Arabia, he never expected to come face-to-face with a significant, early primate fossil. But the skull he ...

ANN ARBOR, Mich.---When paleontologist Iyad Zalmout went looking for fossil whales and dinosaurs in Saudi Arabia, he never expected to come face-to-face with a significant, early primate fossil. But ...