It was this unau- thorized attack that prompted China to launch their ICBM attack on Guam.

There were curious beasts like armadillos; while the prize of the collection was a unau, or two-toed sloth, which Stuggert claimed was less common than the ai, or three-toed variety.

Linnaeus's two-toed sloth (Choloepus didactylus), also known as the southern two-toed sloth or unau, is a species of sloth from South America, found in Venezuela, the Guyanas, Colombia, Ecuador, Peru and Brazil north of the Amazon River.