I was born in Australia but grew up in England http://www.drijendesigns.co.uk/what-is-caverta-tablet/ caverta 50 mg effects Edwards-Callaway told the audience the cattle had been fed a beta-agonist, but did not identify which brand. She also said various factors - including heat, transportation, and animal health - may have contributed to the behavior seen on the video, according to JBS spokesman Cameron Bruett. He said the video showed cattle were "reluctant to move," and told Reuters JBS wanted feedback from animal welfare experts, who were among those attending, on what JBS's own staff had been seeing.