Photograph collection of macro insects photographed

A lot of photographs of insects photographed close by macro lens. People who do not like insects seem to have something to come through in their whole body, so why not see it better?
Insect photo book
http://pishmo.com/macro/

Mirror when heavy

It seems to shoot using such a lens.

Canon EOS MP-E 65mm 1-5X Macro Lens Review
http://www.photo.net/equipment/canon/mp-e-65

Looking at these kinds of things, I am deeply concerned that insects are not the same size as human beings ...