Ever since it was published in 1892, the rabbit-duck illusion has been perplexing viewers with its remarkable ability to shapeshift. Does it show a rabbit and then a duck, a duck and then a rabbit ...

Ever since it was published in 1892, the rabbit-duck illusion has been perplexing viewers with its remarkable ability to shapeshift. Does it show a rabbit and then a duck, a duck and then a ...

If she had been talking about marketing, she would have asked if our marketing plan is a rabbit or a duck? The point being that at its heart, what it shouldn’t be is a dabbit or a ruck, which, as with ...