Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, ...

The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the evolutionary relationships among birds: the illustrated Birds of the World Phylogeny ...

If you look different to your close relatives, you may have felt separate from your family. As a child, during particularly stormy fallouts you might have even hoped it was a sign that you were ...

We humans have long viewed ourselves as the pinnacle of evolution. People label other species as "primitive" or "ancient" and ...

Spider webs present an intriguing challenge to evolutionary biologists. These finely honed death traps come in many forms, from the trampoline-like construction of the sheet web spider, to the ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

Why do you have five fingers? Why not ten, or twenty, or one? Why do so many animals have five fingers? Five seems to be the perfect number for most hands. Oddly, the first vertebrates to come onto ...

Tree thinking is a pedagogical approach that emphasises the interpretation and construction of phylogenetic trees to elucidate evolutionary relationships. In the context of evolutionary biology ...

Birds are the only dinosaur lineage that survived until today. About 66 million years ago at the Cretaceous–Paleogene (K–Pg) boundary, a mass extinction event destroyed all non-avian dinosaurs, ...

Scientists Identify Chicken-Sized Dinosaur That Rewrites the Dinosaur Family Tree, Filling a 70-Million-Year Evolutionary Gap ...