Normally, dogs and cats don't pay a lot of attention to the visual aspect of what's going on, unless it's movement. Light or dark isn't something they tune in to a lot. Because of this, you don't really have to worry about whether or not your dog or cat will hurt it's cute...
captivity and use must have played out countless times over human history. However, in the end only a handful of large animals—among them horses, donkeys, llamas, camels and reindeer—were successfully