Onager (weapon) Onager (weapon) The onager (British /ˈɒnədʒə/, /ˈɒnəɡə/, U.S. /ˈɑnədʒər/) was an imperial-era Roman torsion powered siege engine; in other words, a small catapult. The onager was first mentioned in 353 AD by Ammianus Marcellinus, who described onagers as the same as a scorpion. According to two authors of the later Roman Empire who wrote on military affairs, the onager derived its name from the kicking action of the machine that threw stones into the air, as did the hooves of the wild ass, the onager, which was native to the eastern part of the empire. The onager consisted of a
Emotional support animal support animals to one animal per ticketed passenger. The main controversies are the behavior of some animals, harms to other people, the problem of widespread fraud, and the open scientific question about whether emotional support animals provide significant benefit. An emotional support animal may cause problems that a trained assistance dog may not. For instance, due to the lack of training, an emotional support animal may bark at and smell other people, whereas service dogs are trained not to do so. People with a different type of invisible disability – allergy to animal dander – have suffered from allergic attacks