 cover the horn then in data dots because this is a spray that you can spray and it's got 11,000 microchips embedded into the glue you spray that onto the horn so we have a belt and braces approach because not only have we got micro dots on there we have the radioisotopes on there there is also an RFID chip inserted into the horn and into the shoulder of these animals which has a unique number to the animal which is then tied back to a DNA database