Newest video updates about queen elizabeth,luther vandross,apple,chelsea vs brighton,eastenders,jim steinman,tom cruise,wimbledon,anne robinson,elephant and castle,croatia vs spain,tiafoe,basilashvili,,ewan mcgregor,peter mcgarry,cardi b,memphis depay,sharon stone,finance. Have a look at this “The smart collars keeping cows penned in – BBC News” video below:
Farmers are using smartphones to track and keep their cows safe – with no need for physical fences, reports technology show BBC Click.
Norwegian company NoFence allows farmers to draw virtual fences themselves, which connect to electronic collars on the cattle.
The collars send sound alerts or electric shocks to the animals if they stray too far.
However, animal rights group PETA has…..(read more)