![File:Ernst Heinrich Philipp August Haeckel. Photogravure after N. Wellcome V0026499.jpg - Wikimedia Commons File:Ernst Heinrich Philipp August Haeckel. Photogravure after N. Wellcome V0026499.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/1/10/Ernst_Heinrich_Philipp_August_Haeckel._Photogravure_after_N._Wellcome_V0026499.jpg)
File:Ernst Heinrich Philipp August Haeckel. Photogravure after N. Wellcome V0026499.jpg - Wikimedia Commons
![The Evolution of Man (Complete) eBook by Ernst Heinrich Philipp August Haeckel - EPUB | Rakuten Kobo United States The Evolution of Man (Complete) eBook by Ernst Heinrich Philipp August Haeckel - EPUB | Rakuten Kobo United States](https://kbimages1-a.akamaihd.net/ce9dea87-394c-418f-8387-861ce0518cbc/353/569/90/False/the-evolution-of-man-complete.jpg)
The Evolution of Man (Complete) eBook by Ernst Heinrich Philipp August Haeckel - EPUB | Rakuten Kobo United States
![Ernst Heinrich Philipp August Haeckel, February 16, 1834 - August 9, 1919, a German physician, zoologist, philosopher, draftsman, and free thinker who, beginning in the 1860s, developed the ideas of Charles Darwin Ernst Heinrich Philipp August Haeckel, February 16, 1834 - August 9, 1919, a German physician, zoologist, philosopher, draftsman, and free thinker who, beginning in the 1860s, developed the ideas of Charles Darwin](https://c8.alamy.com/comp/2EG63H3/ernst-heinrich-philipp-august-haeckel-february-16-1834-august-9-1919-a-german-physician-zoologist-philosopher-draftsman-and-free-thinker-who-beginning-in-the-1860s-developed-the-ideas-of-charles-darwin-into-a-special-theory-of-descent-ernst-heinrich-philipp-august-haeckel-16-februar-1834-9-august-1919-ein-deutscher-mediziner-zoologe-philosoph-zeichner-und-freidenker-der-ab-den-1860er-jahren-die-ideen-von-charles-darwin-zu-einer-speziellen-abstammungslehre-ausbaute-historisch-historical-digital-improved-reproduction-of-an-original-from-the-19th-century-digitale-re-2EG63H3.jpg)
Ernst Heinrich Philipp August Haeckel, February 16, 1834 - August 9, 1919, a German physician, zoologist, philosopher, draftsman, and free thinker who, beginning in the 1860s, developed the ideas of Charles Darwin
Signature of Ernst Heinrich Philipp August Haeckel (b.1834, d.1919), German zoologist & physician | Tulane University Digital Library
![Amazon.com: Ernst Heinrich Philipp August Haeckel (1834 - 1919) was an eminent German biologist naturalist philosopher physician professor and artist He discovered described and named thousands of new species ma: Posters & Prints Amazon.com: Ernst Heinrich Philipp August Haeckel (1834 - 1919) was an eminent German biologist naturalist philosopher physician professor and artist He discovered described and named thousands of new species ma: Posters & Prints](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71k+YaZ+iDL.jpg)
Amazon.com: Ernst Heinrich Philipp August Haeckel (1834 - 1919) was an eminent German biologist naturalist philosopher physician professor and artist He discovered described and named thousands of new species ma: Posters & Prints
![Mycetozoa. Ernst Heinrich Philipp August Haeckel was a German biologist, naturalist, philosopher, physician, professor, and artist who discovered, described and named thousands of new species, mapped a genealogical tree relating all life Mycetozoa. Ernst Heinrich Philipp August Haeckel was a German biologist, naturalist, philosopher, physician, professor, and artist who discovered, described and named thousands of new species, mapped a genealogical tree relating all life](https://cdn11.bigcommerce.com/s-yzgoj/images/stencil/1280x1280/products/2014115/2948792/BLL058764592L__53272.1541690235.jpg?c=2)