Book Beginnings on Friday is a meme hosted by Gilion at Rose City Reader. Anyone can participate; just share the opening sentence of your current read, making sure that you include the title and author so others know what you're reading.
Cat Sense: How the New Feline Science Can Make You a Better Friend to Your Pet by John W.S. Bradshaw
"The domestic cat is the most popular pet in the world today."
I've known this for years from when I used to select books for PetSmart and Petco. Many of my dog-loving friends didn't believe it, but it's true. There might be more households with dogs, but given the number of multiple-cat households, pet cats outnumber dogs, easily.