1 A custom water garden usually costs anywhere from about $5,000-$15,000. 2  These projects include significant planning and labor on the part of the contractor or landscape designer.
The Greek philosopher Aristotle was the first person to attempt to classify living organisms. Carlus Linneaus was the one who developed the system of classification and taxonoâ¦my from which our current system is derived.
Van Leeuwenhoek discovered protozoa - the single-celled organisms and he called them animalcules. He also improved the microscope and laid foundation for microbiology. He is often cited as the first microbiologist to study muscle fibers, bacteria, spermatozoa and blood flow in capillaries.