SO. ST. PAUL, MN /PRNewswire-FirstCall/ -- Digital Angel Corp., an advanced technology company in the field of rapid and accurate identification, location tracking, and condition monitoring of high-value assets, announced that it signed a distribution agreement with a Brazilian company to begin selling electronic RFID (radio frequency identification) livestock tags, antennas, and readers throughout Brazil, the largest beef exporting country in the world and home to nearly 200 million cattle, which is twice the size of the U.S. market. Digital Angel also announced that it has begun manufacturing livestock tags in Argentina.