Taxonomy, or the naming of species, is surprisingly complicated – and contentious. It doesn't take much scientific expertise to divide lions from tigers, or pigeons from flamingos, but details count ...

Thank you for publishing Malcolm G. Scully’s “Are You a Lumper or a Splitter?” (August 16, The Review). The issues are by no means limited to birds. ... A great many of my colleagues around the very ...

The researchers used data to investigate natural divisions in bacteria with a goal of determining a viable method for organizing them into species and strains. A photo of the saltern site in Spain ...

With each passing year, species across the United States face an uncertain future. As habitats continue to be destroyed, ...