In vertebrates, the skeleton of different regions of the body arises from different precursor cells. Researchers at the ...

"While most people recognize the iconic shape of a starfish, few have considered the complexity of their internal skeleton ... expand our understanding of the evolution of skeletons but also ...

Two fossils named Ardi and Lucy provide evidence for human evolution. Both were found in Africa. Ardi is a female human-like fossilised skeleton that dates from 4.4 million years ago. Ardi's bones ...

Why these differences are an advantage What seems unnecessarily complicated at first glance might actually be one of the keys to the vertebrates' evolutionary success: "If the skeleton of ...