Service animal Service animals can be of many species and come in many sizes. Dogs, cats, dolphins, miniature horses, monkeys, ducks, ferrets, and parrots have all been trained to perform specific duties of a service animal, though the type of animal that may be registered as a "service animal" may vary depending on legal definitions. The people that can qualify for a service animal can have a range of physical and/or mental disabilities. A "guide animal" is an animal specifically trained to assist visually impaired persons to navigate in public. These animals may be trained to open doors, recognize traffic signals, guide
Set animal H. Wilkinson, the first known use of the Set animal was upon the Scorpion Macehead of Scorpion II of Naqada III. It was soon thereafter portrayed mounted upon the serekhs of Seth-Peribsen and Khasekhemwy. According to some scientists, the Set animal hieroglyph does not actually represent a living animal. It’s currently not possible to determine from what living creature the hieroglyph derived. Some Egyptian texts suggest that Set took the form of a dangerous animal, such as a bull or crocodile. The sha is usually depicted as a slender canid, resembling a greyhound or a jackal, with three distinguishing features: