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 Chihuahuan Desert is a desert, and an ecoregion designation, that straddles the U.S.-Mexico border in the central and northern portions of the Mexican Plateau. It is bordered on the west by the extensive Sierra Madre Occidental range, along with overlaying northern portions of the Sierra Madre Oriental.he mean annual precipitation for the Chihuahuan Desert is 235 mm (9.3 in) with a range of approximately 150â400 mm (6â16 in), although it receives more precipitation than other warm desert ecoregions.