Antonie van Leeuwenhoek quotes and aphorisms about animals Antonie van Leeuwenhoek Antonie van Leeuwenhoek Antonie van Leeuwenhoek ,, If we now plainly perceive that the passage of the blood from the arteries into the veins of the ta... Antonie van Leeuwenhoek Antonie van Leeuwenhoek