This, needless to say, is not among them. This picture, for example, looks to me like a small opossum or hedgehog, not a kitten. I shouldn't even have to say this, but focus is kind of important. When photographing large objects, like humans, cars, or the Statue of Liberty, focus is important, but it's crucial when photographing a small thing like a cat. This is probably a perfectly nice cat, but I can't tell through the haze.
Flash here is also apparent.
Bad focus is also often combined with blurring. I guess this is a kitten on someone's shoulder, but it also could just as easily be a baby opossum on a couch back. Cats As Seen Through The Bombsight . There are times you want to do shots like this, for a particular effect, but most of the time it just looks like you, the human, were lazy and didn't want to get down to the cat's level to shoot them. This shot looks like you were trying to show someone the linoleum and baseboards, and the cats just happened to be in the way.