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Knowledge Cats Dirty Minds
Shadows Reflection Buildings

Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

Can animals see optical illusions? Hosico cat shows it with optical illusion rug

Animals and optical illusions

Billie Eilish drawn in 3D by Stephan Pabst

Anamorphic optical illusions

Prehistoric ambiguous illusion

The history of optical illusions in art

Cat in the bag

cat plastic bag

Source/credit: YashistheNightfury

This cat is actually a plastic bag.

See more optical illusions with cats

More optical illusions:

Puffy Face
Dog jumping over Manhattan
North Sentinel Tribesman
Skywalker
If it fits...
Mind-boggling Floor
Highway Loop
Firefall
  • Pareidolia
  • Physical illusions
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tree eye

Eye of a tree

Trees

Painting the sky

Painting the sky

Buildings