If kittens rule the Internet, why do puppies reign in print?
Reader, if you and I can agree on anything, it's that the Internet is made of cats. But we may differ on the follow-up: What else could it be made of? When cats took over on our screens and in our minds, whose regime, exactly, did they replace?
Read more @ Why are dogs popular in books, and cats popular on the Internet? - Slate Magazine
IMHO because puppies are a hundred times cuter and smarter.