If it looks like a duck, acts like a duck and talks like a duck, it’s supposed to be a duck. But what if that duck contained genes injected from two other species of duck to make it grow faster than normal ducks? Is it still a duck to you, or is this getting more complicated than it should? The FDA is trying to sell us a complicated duck; only it’s a fish – genetically engineered salmon to be exact. While it wouldn’t be available to buy for another three years or so, the FDA could decide to approve it for sale within the next week. The same government agency that brought us tainted peanut...