Cat Vision- How Cats See the World

cats looking around

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diagram showing cat eye anatomy

Do Cats Have Night Vision? How Well They see in the Dark

Cats are exceptional at seeing in low light, thanks to a special structure in their eyes called the tapetum lucidum. This iridescent, reflective layer sits behind the retina and bounces light back through the eye, enhancing their ability to see in the dark. The glowing effect you notice in flash photos or when a bright light hits their eyes comes from this unique adaptation. Their superior night vision helps them navigate and hunt in near-total darkness—allowing them to spot objects that we might trip over in dim conditions.

black background with cat

Cat Vision vs. Human Vision: What's the Difference?

While cats can see well in the dark, their vision in bright light is different from ours. Their pupils contract into narrow slits during the day, reducing glare and helping them maintain depth perception. However, this trade-off means cats may struggle to see objects clearly from more than 20 feet away in bright light.

Another major difference is their ability to detect motion. Cats have more rod cells in their eyes than humans, allowing them to detect rapid movements much better than we can. This is why older TVs with a 60Hz refresh rate looked like strobe lights to cats. With newer 120Hz screens, your feline friend can finally enjoy TV time with you!

cat looking stressed out on cat furniture

Can Cats See Color? Understanding the Cat Vision Spectrum

For a long time, scientists believed cats could only see in black and white, but research now suggests that cats see a limited range of colors. While they don’t experience the full spectrum like humans, their color vision is strongest in blue-violet and greenish-yellow hues. Some studies even suggest that cats can see limited UV light, which gives them a unique perspective on the world. However, their color perception is muted compared to ours, making contrast more important than vibrant hues.

How to Make Your Home Cat-Friendly Based on Feline Vision

Since cats rely on motion detection, contrast, and low-light navigation, you can make small adjustments to your home to enhance their comfort and stimulation:

white kitten being held
  • Use Contrasting Colors: Cats struggle with subtle color differences, so bold contrasts in bedding, toys, and scratching posts make objects easier to distinguish.
  • Provide Motion-Based Play: Interactive toys, like feather wands or motorized mice, engage their hunting instincts by stimulating their ability to track movement.
  • Optimize Lighting for Exploration: Soft, ambient lighting in dim spaces mimics their natural night vision environment and makes nighttime navigation easier.
  • Choose High-Refresh-Rate Screens: If your cat watches TV, a 120Hz refresh rate will prevent the strobe effect and appear smoother to them.
  • Minimize Bright Light Glare: Cats struggle with excessive daylight glare, so offering shaded resting spots or cozy hideaways provides them with comfortable retreats.
  • Incorporate Cat Friendly Furniture: Multi-level cat trees, wall-mounted shelves, and cozy hideaways cater to their natural need to climb, observe, and retreat.

By making these small tweaks, you can create a visually comfortable and engaging space for your cat that aligns with their unique way of seeing the world.

Sources:

Guenther, E., and E. Zrenner. "The Spectral Sensitivity of Dark- and Light-Adapted Cat Retinal Ganglion Cells." Journal of Neuroscience, vol. 13, no. 4, 1 Apr. 1993, pp. 1543-1550. The Society for Neuroscience, https://doi.org/10.1523/JNEUROSCI.13-04-01543.1993.

Douglas, R. H., and G. Jeffery. "The Spectral Transmission of Ocular Media Suggests Ultraviolet Sensitivity Is Widespread among Mammals." Proceedings of the Royal Society B: Biological Sciences, vol. 281, no. 1780, 19 Feb. 2014, article 20132995. Royal Society Publishing, https://doi.org/10.1098/rspb.2013.2995.

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Unusual cat face expression

Cat Face Expressions 101 – Understanding Different Cat Emotions

Anyone who has shared a home with a cat has witnessed something not fully appreciated by science until recently: the facial expressions of cats. Cats are capable of forming strong bonds and relationships with people, as well as other cats. This strong tendency to be social has served cats well in their history, and as with many social species, sharing one's emotional state is important when it comes to keeping the peace.
Unfortunately, many people are not picking up much of what feline facial expressions are telling us. The good news is that it seems the more time you spend with cats, the better you are at reading them. The thing is, we only just started listening to cats.

Cats can perceive emotional states in both people and other cats. Depending on if the person or cat is happy or aggressive, cats make choices about whether to stay away or approach. They are able to use information about the emotional state of another to adjust their own behavior to best suit the situation.
OFFERING FRIENDSHIP
Even if many of us miss the subtle cat facial expressions, we are all able to use some cat communication, such as slow blinking. This blink appears to have a pro-social purpose. A slow-blinking person was associated with cats approaching that person in a friendly manner. This slow blink seems to promote social interaction, an important tool for building relationships and maintaining bonds.

CONFLICT AND AGGRESSION
Conflict is another area where cats use facial expressions to communicate. These offensive and defensive communications are shown in moments of high stress. An offensive cat might have a direct hard stare, ears upright and rotated forward, and constricted pupils. These signal a cat who is confident and moving into the conflict.
The other side of the spectrum is a less confident cat. An unsure cat will show defensive behavior in a conflict such as dilated pupils, ears flat and sideways, and moving slightly away from the threat. This communication helps reduce actual physical fighting, although when signaling fails a fight can follow.

PAIN FACIAL EXPRESSION
Feline facial expression in response to pain can drastically improve veterinary treatment of pain in cats. Looking at a cat's face can help indicate if your cat is in pain. A cat who is feeling good will have relaxed open eyes, ears facing forward, relaxed muzzle, and loose and curved whiskers. Pain in a cat is shown by squinty eyes, ears flat and rotated outward, muzzle tension, and whiskers staring and pushed forward.


Overall, there is still so much to learn about cats. Our felines are signaling subtly-thought facial expressions every moment they are with us, and the more we observe the more we see. The rich emotional lives that cats lead can be shared.
By watching them more closely you can improve how you read those inner states, and that can have a positive impact on cat welfare and improve rescue work, vetting, and of course the human-cat bond.
Further Research
People and cats gazing at each other https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7775363/
https://www.sciencealert.com/cats-do-have-facial-expressions-you-re-just-bad-at-reading-them
https://www.sciencedirect.com/science/article/abs/pii/S0376635708002209
https://journals.sagepub.com/doi/full/10.1177/1098612X18771205
https://link.springer.com/article/10.1007/s10071-020-01348-5
https://www.mdpi.com/2076-2615/10/7/1107/htm
https://www.sciencedirect.com/science/article/pii/S0376635716302947
https://www.nature.com/articles/s41598-019-46330-5

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A MUST HAVE FOR CAT OWNERS
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Nicholas Geng 

Verified Buyer

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