Abstract: A device for collecting biological material, characterized in that it comprises a rod having, at one end, a dry absorbent body having a surface area of between approximately 1 and approximately 3.14 mm2, said absorbent body comprising surfactants and denaturing agents. The present invention also relates to the use of said device for sampling biological material from a biological trace having any surface area greater than a micro surface area of around 1 mm2 or having any volume greater than a micro-volume of around 1 microliter, and to a method for collecting biological material and a method for collecting and analyzing and/or identifying biological material, comprising a step of putting said device in contact with said biological material.