Cinnabar boobook long tail and narrow pointed wings. The four known records of the species indicate it is a nocturnal forest dwelling species living at mid-altitudes (). Otherwise very little is known of its habits. Based on morphological similarities with owlet-nightjars, Rasmussen suggests the cinnabar boobook may be an insectivore and prey on invertebrates in flight. Cinnabar boobook The cinnabar boobook ("Ninox ios") also known as the cinnabar hawk owl, is a hawk owl endemic to the island of Sulawesi, Indonesia. It was described as a new species to science by American ornithologist Pamela C. Rasmussen in 1999 based on a single
Failure to refer Failure to refer Failure to refer, also reference failure or failure of reference, is the concept that names can fail to name a real object. According to Bertrand Russell's theory of truth, there is only one actual world, and a statement's truth value depends on whether the statement obtains in the actual world. Continuing the tradition of Gottlob Frege, Bertrand Russell posited that a name picks out, or refers to, a real object in the world (Russell's correspondence theory of truth). The name "Genghis Khan" thus picks out the 12th and 13th century Mongol leader we know by that name.