Cats are the masters of hide-and-seek.

Whether they're stalking through the undergrowth or sliding beneath carelessly placed piles of clothes, those whiskery queens of disguise know how to disappear when they want to.

SEE ALSO:Can you find the cats hiding in this Latvian mayor's office?

On Sunday night, Twitter Moments rounded up 16 gloriously puzzling "spot the cat" photos. Some are fairly obvious, others take a moment or two, and a few are fiendishly difficult.

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See how many cats you can find.

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What better way to spend your lunch hour?

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TopicsAnimalsTwitter