Filed under: iPadCats love iPads, dogs love iPads, and dolphins love iPads? That's the word from a site called SpeakDolphin.com [PDF, here's the text], where researchers say they're using the iPad's touchscreen to offer up visual stimuli for dolphins to touch and interact with. A touchscreen for dolphins needs to have a few certain criteria, including being waterproof-able, sensitivity, and visual clarity, and apparently the iPad fits the