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
Lukas Smits and sculptor. Among his works, non-figurative mixed media wall–paintings, glass mosaics, and wooden and metal sculptures can be seen with the number three as a constant element. Three is an important number for Smits, as it disposes the amount of different media mixed on the art work (three media), the parts in which the composition is divided (tripartite composition), and the physicality of the support (triptych). The subject-matter of Smits’ work explores the relationship between nature and culture. In this sense, he explored culture itself in a daily life context with the exhibition. Smits attempted with Ad Snijders and Johan