People with excellent concentration and memory power can find three differences between the sleeping cat pictures in 19 ...

"So it's not just my cat," one user commented. Another added: "The way cats have adapted to human lifestyle is scary." ...

Back in those days, Chandoha’s cat photos were everywhere: advertisements, greeting cards, calendars, jigsaw puzzles. They could also be found on posters, T-shirts and cans of cat food.