If you want to see concrete evidence of evolution, look no further than your ... is a motif that runs through all the animals with four limbs, called tetrapods. Even when there are fewer than ...

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 ...

This supports Darwin's theory of evolution, which states that simple life forms gradually evolved into more complex ones. Evidence for early forms of life comes from fossils. By studying fossils ...