After completing his studies in medicine and biology, a restless Ernst Haeckel set off for Italy in 1859 to study art and marine biology. The diversity of life fascinated the 26-year-old Prussian, and ...

After completing his studies in medicine and biology, Prussian naturalist Ernst Haeckel set off for Italy in 1859, where, in addition to painting landscapes, he spent the climactic months of his stay ...

One of Darwin's contemporaries, German biologist Ernst Haeckel, summed up the argument in a famous, pithy statement: "Ontogeny recapitulates phylogeny.'' That is to say, in the process of ...