Also featured are the Eurasian sparrowhawk, goshawk and peregrine falcon. Predators of the yellowhammer include the sparrowhawk, northern goshawk, lesser spotted eagle, and hobby. The Anjouan sparrowhawk is a possibly extinct subspecies of the Frances's goshawk. This was due to a mistaken connection with the Eurasian sparrowhawk in the genus "Accipiter". Its main natural predator is the Eurasian sparrowhawk. Nakajima later license-produced the Gloster Sparrowhawk and Bristol Jupiter. In the desert, Arren is rescued from wolves by the archmage Sparrowhawk. The Japanese were trained on several, such as the Gloster Sparrowhawk, then a frontline fighter. The Nationalists called the fighter "Curtiss", apparently believing it to be the Curtiss F9C Sparrowhawk. The British Gloster Aircraft Company named one of their Mars series craft the Sparrowhawk. One pair built their nest just above that of a sparrowhawk. On 29 March 1922, a Gloster Sparrowhawk fighter successfully took off from the ship. They rush to rescue Sparrowhawk and Tenar. Therru enters the castle and learns of Sparrowhawk and Tenar's sunrise execution. Similarly, the musket was associated with the sparrowhawk.