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
Willie Smits that threatened his life. Confiscations are inevitably confrontational at times, and there have been numerous death threats made against Smits. Smits designed the Schmutzer Primate Centre at the Ragunan Zoo which opened in 2002 so that the orangutans have freedom and privacy in a habitat with a variety of forest trees and plants, a waterfall and water with turtles and fish, and small animals like porcupines and deer mice. Thick dark glass allows visitors to see the orangutans while being invisible to them. Smits initially had no interest in zoos, but now sees it as a sanctuary for sick, injured