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
Ear pick British history back into the Roman times. Ear-spoons have also been found in Scandinavian archeological Viking-age dig sites. Ornate ear scoops have also been found in 9th century Anglo-saxon sites. The practice of ear picking may pose health hazards to the human ear. One potential danger is that of accidentally puncturing the eardrum and/or breaking the auditory ossicles while ear picking. Usage of unsterilized ear picks can also cause infection when they are shared among different individuals. Ear cleaning in general may also be ineffective when used by one with little experience or guidance. When done incorrectly, significant amounts of