Ear tag ear is tagged. Australian sheep and goats are required to have visually readable ear tags printed with a Property Identification Code (PIC). They are complemented by movement documents supplied by consignors that are used for identification and tracking. Very small ear tags are available for laboratory animals such as mice and rats. They are usually sold with a device that pierces the animal's ear and installs the tag at the same time. Lab animals can also be identified by other methods such as ear punching or marking (also used for livestock; see below), implanted RFID tags (mice are too small
Alexander Smits the Journal of Fluid Mechanics and the Journal of Turbulence. Smits is the head of the Mechanical and Aerospace Engineering Department at Princeton University. Smits was referenced in an episode of Numb3rs, in which it was stated (with regard to fluid dynamics) that "there is some amazing work done by Prandtl, Euler, and Smits." Alexander Smits Dr. Alexander Smits (born December 25, 1948) is the Eugene Higgins Professor of Mechanical and Aerospace Engineering at Princeton University. He is also the director of the Gas dynamics laboratory at Princeton. Smits received his Bachelor of Science in mechanical engineering from the University