We all know that before they can get to the wood, subterranean termites have to move a lot of dirt. Around many structures, “dirt” often means sand. Now you can see how they do it. Dr. Nan-Yao Su and his Ph.D. graduate student Hou-Feng Li posted videos on the Web that show excavating, loading, moving and then depositing sand grains from a number of angles. You can view the videos at http://flrec.ifas.ufl.edu/ent_nem/structural_entomology_su_videos.shtml.
“Three kinds of blood vessels are arteries, vanes and caterpillars.” – answer written on a high school science test.