The document discusses some of the most expensive breeds of cats in the world. It describes hybrid breeds like the Savannah cat, which is a cross between a serval and domestic cat, and Bengal cat, a cross between a domestic cat and Asian leopard cat. Other expensive breeds mentioned include the Manx, a tailless cat from the Isle of Man, and the Peterbald and Scottish Fold, known for their folded ears. Prices of these breeds range from $350 to over $20,000 depending on the breed.