Anyone encountered these cryptic Captchas? "Identify which dogs are smiling" LOL.
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I haven't encountered the "smiling dogs" one, myself, but even the normal ones are often tricky - e.g. "is that a hill in the far distance in that picture or something else?" "is that a tiny part of a car on the edge of the frame, and if so does it count?" "what _is_ a 'crosswalk' anyway? Is that like the US version of a Zebra Crossing?"

Smiling Dogs? Horses Made of Clouds? Captcha Has Gone Too Far
Users face increasingly impossible challenges to prove they are not bots.
I haven't encountered the "smiling dogs" one, myself, but even the normal ones are often tricky - e.g. "is that a hill in the far distance in that picture or something else?" "is that a tiny part of a car on the edge of the frame, and if so does it count?" "what _is_ a 'crosswalk' anyway? Is that like the US version of a Zebra Crossing?"