Hardly anyone an see animal hidden in this drawing in less than two minutes flat

Optical illusions are a brilliant way to test our perception skills and attention to detail, challenging us to focus on an image and putting our brains through their paces.

These ingenious puzzles come in all forms, from intricate images that challenge us to spot the odd-one-out or uncover a minor detail, to puzzles that appear to be one thing at first glance, only to transform into something entirely different upon closer inspection. These puzzles toy with the way our brains and eyes exchange information and how we interpret visual data.

Not only are these puzzles a fun challenge, but they also test your mental sharpness, tricking your brain out of its usual perception habits and forcing you to reconsider what it is you're actually seeing. To crack this puzzle, you'll need a keen eye for detail.

READ MORE: You need laser-sharp vision to find 5 hidden microphones in baffling brainteaser

READ MORE: You are 'highly attentive' if you can spot sewing machine in colourful scene

The image depicts a forest scene filled with trees and plants in various shades of green. You'll need to put your skills to the test to try and spot the deer camouflaged in the forest - if you can do it in under 10 seconds, you'll be among the quickest to do so.

Those who can beat the clock will demonstrate their sharp eyesight and acute perceptions. If you're struggling to spot the deer, don't fret. You're not alone - most people took longer to find it.

Scroll down to see the solution, but if you fancy giving it another go first, here's a hint. The creature you're looking for is a stag with antlers, and you'll find it nestled amongst the trees.

If you're still having trouble, here's the answer.

If you found that one a piece of cake, you can have a go at what's been dubbed the "trickiest" optical illusion puzzle on the internet. In this classic brainteaser, viewers are tasked with spotting the sailor's wife in an image of a man gazing out to sea.

Despite sounding straightforward enough, this puzzle left TikTok users scratching their heads, with thousands left puzzled trying to spot her.

This stargazer puzzle puts your perception skills to the test by challenging viewers to find a four-sided star amongst an image of a night sky filled with stars, clouds and the moon. To conquer this puzzle, you'll need to sift through around 100 stars to find the four-sided one, and only a handful will manage it within the 30-second time limit.