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 ...

The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the ...

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 ...

In a study of chimpanzee and monkey anatomy, primate arms provide hints about how our ancestors got to the ground in one piece. By Miriam Fauzia Millions of years ago, a simian ancestor of humanity ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain ...