2 ms·Stamford Researchers Use Directional Antennae To Help You Track Relatives7 points by socalsamba 18y agoTichy 18y agoMore info please? How big is it, how long does the battery last? Could it really be used to retrieve a parrot? Is it just a standard RFID tag? I'd like to have something like that for my bicycle...delano 18y agoWhat year is this? Just give the person a cellphone or maybe a horn.