Black or dark stools are a common side effect that may be the harmless result of unabsorbed iron. Whether you are taking iron supplements alone or a multivitamin with iron, you may experience this. Other things that may cause black stools include: Foods that are dark blue, black, or green.
The Chihuahua /tÊÉªËwÉËwÉË/ (Spanish: chihuahueno) chihuahueÃ±o is the smallest breed of dog and is named for the state Of chihuahua In. mexicoollapsed trachea is a health concern that is characteristic of the chihuahua breed. Chihuahuas have a tendency to tremble or shiver when stressed, excited or cold. Chihuahuas, especially the short-coat variety, are less tolerant of cold than larger breeds, and may require a sweater or boots in cold weather.
The Chihuahua is the smallest breed of dog in the world, also it's the only natural toy breed. This, however, is only the smallest breed in general. In other words, on avera â¦ ge, the Chihuahua is the smallest breed of dog, but some individual dogs may be exceptionally small.The smallest dog ever recorded was actually a Yokshire Terrier (also called a Yorkie) named 'Big Boss.' It was approximatley 3 inches long and 1 1/5 inches tall at the shoulder.t depends, some dogs can be smaller and weigh less than the chihuahua, such as, the Maltese, and the Pomeranian and some other dog breeds. However the Teacup Chihuahua is the â¦ World's smallest dog breed, docen't usually weigh anymore than 3 lbs!