With its frontispiece a heroic portrait of Haeckel himself, replacing the previous controversial image of the heads of apes and humans
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With its frontispiece a heroic portrait of Haeckel himself, replacing the previous controversial image of the heads of apes and humans
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-16 from Wikipedia. The archived copy is preserved so this citation survives link rot.