EVERYONE can see Santa and snowman in this illusion but only the most observant will spot the bear hiding among the reindeer.

A lone bear has gotten himself lost in a crowd of Santa’s reindeer, and you have to find him.

This optical illusions can be trickier than you think with the bear perfectly camouflaged among reindeers.

With the same fur colour, the difference between the animals is quite subtle.

As a small hint- make sure to pay close attention to the ears.

The bear’s ears are a bit rounder and he’s the only animal without antlers.

Many puzzlers are left scratching their head as they try to solve this challenge.

It takes a great deal of concentration, observation and attentiveness.

But your eyesight might be perfect if you can spot the bear easily.

Optical illusions are an entertaining way to keep your vision and brain in great shape.

According to Vanishing Ink, these puzzles have a positive effects on your brain health.

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Brain teasers stimulate your cognitive ability by making you concentrate at one thing at a time.

Continue to exercise your mind and turn it into a daily routine with our puzzles.

Try this festive optical illusion where you have to spot all five gingerbread men in less than 30 seconds.

Or, see if you have the eyes of a hawk if you can solve this brain teaser with a hidden hamper amongst the wrapped gifts.

And finally, why not put your critical thinking to the test as you try to solve a challenging dice brain teaser in just 18 seconds.

Back to our image, did you manage to find the bear?

If not, don’t be disheartened – it was bearely an easy task.

The answer to one of the most difficult illusions can be found below.