When cats grimace, they are usually “taste-scenting.” They have an extra organ that, with some breathing control, allows the cats to taste-sense the air. Fact source...
The most expensive cat was an Asian Leopard cat (ALC)-Domestic Shorthair (DSH) hybrid named Zeus. Zeus, who is 90% ALC and 10% DSH, has an asking price of £100,000 ($154,000). Fact source...
Cats have free-floating clavicle bones that attach their shoulders to their forelimbs, which allows them to squeeze through very small spaces. Fact source...