The condition or habit of being active at night.

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  • Nocturnality — Owls are well known for being nocturnal, although some owls are active during the day. Nocturnality is an animal behavior characterized by activity during the night and sleeping during the day. The common adjective is nocturnal . Nocturnal… …   Wikipedia

  • nocturnality — noc·tur·nal·ity …   English syllables

  • nocturnality — …   Useful english dictionary

  • Nocturnal (disambiguation) — Nocturnality describes sleeping during the daytime and being active at night . Nocturnal may also refer to: In music: Nocturnal (Heltah Skeltah album), a 1996 album by Heltah Skeltah Nocturnal (The Black Dahlia Murder album), a 2007 album by The… …   Wikipedia

  • nocturnal — nocturnality, n. nocturnally, adv. /nok terr nl/, adj. 1. of or pertaining to the night (opposed to diurnal). 2. done, occurring, or coming at night: nocturnal visit. 3. active at night (opposed to diurnal): nocturnal animals. 4. opening by night …   Universalium

  • Crypsis — This article is about organisms that are difficult to detect. For organisms that are difficult to distinguish, see Cryptic species complex. For animals whose existence has not been demonstrated, see cryptozoology. For the genus of grasses, see… …   Wikipedia

  • Diurnality — Ostriches are diurnal, but may be active on moonlit nights Diurnality is a plant or animal behavior characterized by activity during the day and sleeping at night. Contents 1 …   Wikipedia

  • Nocturnidad — Búho cara blanca (Ptilopsis leucotis) …   Wikipedia Español

  • Diplodocus — Not to be confused with Diplocaulus. Chordata Diplodocus Temporal range: Late Jurassic, 154–150 Ma …   Wikipedia

  • Dinosaur — For other uses, see Dinosaur (disambiguation). Dinosaurs Temporal range: Late Triassic–Late Cretaceous, 231.4–65.5 Ma …   Wikipedia

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