It was thought that only humans did this and that this set us apart from the rest of the animal kingdom."
VOA: special.2009.11.18
According to WTO rules, countries must either accept the WTO's stringent patent-protection regime for plant and animal products or set up their own systems for protection.
First, in 2002 the egg industry set new animal welfare guidelines, forcing farmers to give their hens more room to cluck, in turn cutting the number of birds able to be housed.