Yes
You get cats by taming Ocelots with raw fish.
For starters these minecraft dogs you are referring to are wolves and no they won't ignore you if you change your skin
No only Small cats named Ocelots
There are no dogs in Minecraft, although there are wolves. Wolves are found usually in planes or forests. They spawn on grass and dirt.
You give them bones.
no
By hitting it or drowning it.
There are no horses in Minecraft. If you are referring to dogs and cats you right click them to make them sit or follow you around.
i dont know when they die
Currently you can tame wolves into dogs by feeding them bones and you can tame cats by feeding them fish.
Cats and dogs will mourn the loss of their master when they die, especially if they have lived with them for a long time.
All of them die eventually All of them die eventually
Dogs FTW
they are more of cats then dogs but they are not cats
dogs and cats and dogs and cats and dogs and cats and ........
dogs and cats and dogs and cats and dogs and cats and ........
No they cannot, but if you don't wash them for awhile they will get fleas.