Oh. My. God...a penguin, obviously.
Although...I think that "Pin-the-Tail-on-the-Gnat", is for the elite...
You know..the experts at Pin the Tail on the Donkey..there have to be some out there somewhere...perhaps the target gets smaller each time.
Pin the tail on the Gnat, without touching any other part of it, using a microscopic pin, and only the senses of your nose...

...
Perhaps not?

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"Anyone who lives within their means suffers from a lack of imagination" - Oscar Wilde