dogs have diets because some dogs are to fat or they are obese, but some dogs go on diets because the are sick or have a disease or some dogs go on fattening diets to grow fatter because they are to thin.
to give them a nice glossy coat.
Depends on the dog. Some dogs so not like super starch. They'll sniff it, but they will not eat it. Dogs do not need a great deal of starch in their diets.
Dogs that live in the arctic have the same diets as dogs that live in any other normal dog. Some people add extra rice, oats, and fats to help the animals keep weight for the cold weather.
um like wise no human food a cup of food once or twice a day water alot of water and excersize
Dog food manufactories display nutrition in their diets for dogs. Read and choose.
The prison I was in allowed diets. Like kosher diets, diets based on any allergies, etc.
There are different types of routine hospital diets depending on why a person is hospitalized. There are low sodium diets, regular diets, soft diets and liquid diets.
Dogs are not the same as humans in there diets, they eat dog food and stuff, but don't feed them fruit. Fruit trees are good for them to pee on :)
Fad diets
Dogs come in more of a variety of sizes than cats but cats can come in more colours than dogs. They have very different diets, contrary to most beliefs, a dog can eat more plants than a cat can. Dogs also have a keener sense or smell than cats but cats radius of vision is 285 degrees and a dogs is only 250 degrees. :D
No there is not a legal age for diets.
CAUSE DIETS ARE BAD