How do cats squeeze into small spaces?

Small openings under a fence are no challenge for this cat. (Image credit: Getty images)

Cats are so flexible that a 2014 study half investigated whether felines are liquids. But joking aside, traditional fluid mechanics can’t explain the impressive contortions kittens can take as they squeeze through small holes. So how do cats pull off these feats?

The key for catsThe ability to seemingly “flow” like fluids through tiny gaps is their unique shoulder girdle. In humans, the shoulder girdle is made up of the shoulder blades, or shoulder blades; and the clavicles, or clavicles, according to the National Center for Biotechnology Information (opens in a new tab) (NCBI).