A citizen science experiment by @Explanimals suggests that cats can be fooled by some of the optical illusions that humans are.

Cats are as interested in this optical illusion as they would be in sitting in a real square.

(Paper: https://t.co/pJv9050nrJ) pic.twitter.com/difb3F6HXm

— Quite Interesting (@qikipedia) May 9, 2021