Examples from the Web for haeckel
While Haeckel is a biologist, Ostwalds brilliant work was done in chemistry and physics.A History of Freedom of Thought|John Bagnell Bury
This, says Haeckel, is what the "fundamental Law of Biogenesis" teaches us.
In fact, only a short time ago Bebel publicly professed himself a convert to Haeckel's wisdom.
Professor Haeckel retired from active service as teacher and investigator in 1909 at the age of seventy-five.Major Prophets of To-Day|Edwin E. Slosson
Professor Haeckel and his adherents also deny that Darwinism leads to atheism.Woman and Socialism|August Bebel