Brainteasers are an ideal way to wake up our brains and eyesight, giving our minds a much-needed boost.Not only that, but they can help to improve our cognitive abilities and our memories, so it's worth giving them a go every once in a while to keep your brain in top shape.And a recent head-scratcher requires the most advanced eyesight to solve it, so if you think you're up to the challenge, give it a try and see how you get on.
The Mirror reports that in this optical illusion, you'll see a flock of sheep making their way down a road. But there's an unwanted predator hiding somewhere in the picture - a hungry wolf waiting to attack.
Can you find the wolf in 30 seconds or less and protect the flock? It may seem difficult, as at first glance, all you can see is a field of sheep trotting down the road.
But if you're struggling to find the dangerous predator, here's a hint - try looking towards the left of the flock, and see if you can spot a darker-coloured creature hiding away.
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