Since cats first got their adorable claws into us about 9,500 years ago, humans have had a love affair with felines.
Today more than 80 million cats reside in U.S. homes, with an estimated three cats for every dog on the planet. (Watch a video about the secret lives of cats.) Yet there’s still a lot we don’t know about our feline friends—including what they think of their owners.
John Bradshaw is a cat-behavior expert at the University of Bristol and the author of the new book Cat Sense. After observing pet cats for several years, he’s come to an intriguing conclusion: They don’t really understand us the way dogs do.
Bradshaw recently shared some of his insights with National Geographic.