Thanks to a team of scientists, there's a new "tree of life" showing the ancestry of millions of different species dating back ... "Synthesis of phylogeny and taxonomy into a comprehensive tree ...

Both of these charts are derived from my personal database of mammal names. Because taxonomy is never fully settled and these are counts of species I currently consider valid, the exact counts may ...

The first eukaryotes arose no later than 1.8 billion years ago and gradually evolved to a stable level of diversity from ...

“As a result, all taxa, and taxonomy, are abstract to some degree. As our understanding of the world changes, we have to adjust our ideas to better fit the facts.” The northern bald ibis is an ...

At the most basic level, human evolution is articulated through classifications of, and evolutionary relationships among, hominin species. This article presents a basic taxonomy and phylogeny of ...

But it also had a smoother quality that struck him as “off-the-charts ... That’s all taxonomy is,” says James “Van” Remsen, the SACC’s chairman. Of the various “species concepts ...