Photo credit: Troutlodge (USA) Review: Abdel Rahman El Gamal (Founder of the website) The “PIT tags” stands for “Passive Integrated Transponders”. A PIT tag is biologically inert small glass-encapsulated electronic microchip that varies in size, usually between 10 and 14 millimeters long (12.5 mm is standard) and about 2 millimeters in diameter. …