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
Anatomical terms of bone or Superior pubic ramus. Ramus may also be used to refer to nerves, such as the ramus communicans. A "facet" refers to a small, flattened articular surface. A "line" refers to a long, thin projection, often with a rough surface. "Ridge" and "crest" refer to a long, narrow line. Unlike many words used to describe anatomical terms, the word "ridge" is derived from Old English. A "spine", as well as referring to the spinal cord, may be used to describe a relatively long, thin projection or bump. These terms are used to describe bony protuberances in specific parts of the