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 ...

Centrohelid heliozoans constitute a group of spherical, axopodial protists characterised by radiating microtubule-supported projections and siliceous scales. Molecular approaches, especially analyses ...

Professor Emily Jane McTavish and colleagues at the Cornell Lab of Ornithology have mapped the evolution of every known bird species. They created a complete evolutionary tree of bird species by ...

Microbial taxonomy underpins our ability to catalogue and compare the immense diversity of bacteria and archaea. Historically, classification relied on phenotype—cell morphology, metabolic tests and ...