This type of cattle has been brought to market for various reasons: fertility issues, drought conditions...etc. Generally this group is over the age of 8-9 years old, or younger if injury is the reason for culling from the herd.
In March 2008, it was included by the post office in a set of six stamps (Correos) depicting the most emblematic works of Spanish architecture. In 2011, the image of the Tenerife Auditorium was included in a series of commemorative coins of 5 euros, which displayed the most emblematic symbols of several Spanish cities.
1. Museo Guggenheim, Spain. Some critics might argue that Frank Gehry's Museo Guggenheim in the northern Spanish city of Bilbao, opened in 1997, looks as though it's been taken to by a can-opener, but this is one of the most influential and striking buildings in modern architecture.