Check out Ernst Haeckel's haircuts throughout his career:
Ernst Haeckel had a variety of different haircuts during his lifetime. He was most recognized as a world-class biologist, physician, zoologist, philosopher, naturalist, artist, ecologist, ornithologist and university teacher. However, the German biologist, naturalist, philosopher, physician, and artist was especially known for his remarkable looks and his likable personality. Before his demise at the age of 85 he was frequently talked about in magazines and tabloids because of his exceptionally hair. Check out Ernst Haeckel's former and current haircuts right here:
© © Foto H.-P.Haack Das Foto darf gebührenfrei verwendet werden, sofern der Urheber mit "Foto H.-P.Haack" vermerkt wird. / cc-by-sa-3.0-de
© Unknown Artist / cc-by-4.0