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Nightjars
Common Nighthawk, Chordeiles minor, and Whip-poor-will, Caprimulgus vociferus
Common Nighthawk, Chordeiles minor, and Whip-poor-will, Caprimulgus vociferus
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Caprimulgiformes
Family: Caprimulgidae
Vigors, 1825
Genera

Nightjars are medium-sized nocturnal birds with long wings, short legs and very short bills that usually nest on the ground. The Common Nighthawk, Chordeiles minor, is a Nightjar. The adults have dark with brown grey and white patterning on the upperparts and breast the long wings The Whip-poor-will or whippoorwill, Caprimulgus vociferus, is a medium-sized (22-27 cm Nightjar from North and Central Chordates ( Phylum Chordata) are a group of Animals that includes the Vertebrates together with several closely related Invertebrates Birds ( class Aves) are bipedal endothermic ( Warm-blooded) Vertebrate animals that lay eggs. The Caprimulgiformes is an order of Birds that includes a number of Birds with global distribution (except Antarctica) Nicholas Aylward Vigors (1785 &ndash October 26, 1840) was an Irish Zoologist and Politician. UserPolbot. --> Nyctiprogne is a genus of Nightjar in the Caprimulgidae family UserPolbot. --> The Nacunda Nighthawk ( Podager nacunda) is a species of Nightjar in the Caprimulgidae UserPolbot. --> Lurocalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. --> Chordeiles is a genus of Nightjar in the Caprimulgidae family The Pauraque ( Nyctidromus albicollis) also called the Common Pauraque, is a Nightjar Species, the only Bird in the The Common Poorwill, Phalaenoptilus nuttallii, is a nocturnal Bird of the family Caprimulgidae the Nightjars It is found from British Columbia UserPolbot. --> Siphonorhis, the Caribbean pauraques, are a Genus of Nightjar in the UserPolbot. --> Nyctiphrynus is a genus of Nightjar in the Caprimulgidae family Caprimulgus is a large and very widespread Genus of Nightjars medium-sized Nocturnal Birds with long pointed wings short legs Macrodipteryx is a Genus of African nightjars consisting of two species UserPolbot. --> Hydropsalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. --> Uropsalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Long-trained Nightjar ( Macropsalis creagra) is a species of Nightjar in the Caprimulgidae UserPolbot. --> Eleothreptus is a genus of Nightjar in the Caprimulgidae family As an Animal behavior, nocturnality describes sleeping during the Daytime and being active at Night - the opposite of the diurnal Birds ( class Aves) are bipedal endothermic ( Warm-blooded) Vertebrate animals that lay eggs. Nightjars are sometimes referred to as goatsuckers from the mistaken belief that they suck milk from goats (the Latin for goatsucker is Caprimulgus). Latin ( lingua Latīna, laˈtiːna is an Italic language, historically spoken in Latium and Ancient Rome. Some North American species are named as nighthawks.

Nightjars are found around the world. They are mostly active in the late evening and early morning or at night, and feed predominantly on moths and other large flying insects.

Most have small feet, of little use for walking, and long pointed wings. Their soft plumage is cryptically coloured to resemble bark or leaves. Some species, unusually for birds, perch along a branch, rather than across it. This helps to conceal them during the day.

The Common Poorwill, Phalaenoptilus nuttallii is unique as a bird that undergoes a form of hibernation, becoming torpid and with a much reduced body temperature for weeks or months, although other nightjars can enter a state of torpor for shorter periods. The Common Poorwill, Phalaenoptilus nuttallii, is a nocturnal Bird of the family Caprimulgidae the Nightjars It is found from British Columbia [1]

Nightjars lay one or two patterned eggs directly onto bare ground. It has been suggested that nightjars will move their eggs and chicks from the nesting site in the event of danger by carrying them in their mouths. This suggestion has been repeated many times in ornithology books, but while this may accidentally happen, surveys of nightjar research have found very little evidence to support this idea. [2][3]

Systematics

Traditionally, nightjars have been divided into two subfamilies: the Caprimulginae, or typical nightjars with about 70 species, and the Chordeilinae, or nighthawks of the New World with about 9 species. This article is about the bird For the aircraft see Gloster Nightjar. Nighthawks are Birds of the Nightjar family in the New World subfamily Chordeilinae. Nighthawks are Birds of the Nightjar family in the New World subfamily Chordeilinae. The two groups are similar in most respects, but the typical nightjars have rictal bristles, longer bills, and softer plumage. In their pioneering DNA-DNA hybridisation work, Sibley and Ahlquist found that the genetic difference between the eared-nightjars and the typical nightjars was, in fact, greater than that between the typical nightjars and the nighthawks of the New World. DNA-DNA hybridization generally refers to a Molecular biology technique that measures the degree of genetic similarity between pools of DNA sequences Charles Gald Sibley ( August 7, 1917 – April 12, 1998) was an American Ornithologist and Molecular biologist Accordingly, they placed the eared-nightjars in a separate family: Eurostopodidae. In Biological classification, family ( Latin The Eared-nightjars are a small family of Birds related to Nightjars.

Subsequent work, both morphological and genetic, has provided support for the separation of the typical and the eared-nightjars, and some authorities have adopted this Sibley-Ahlquist recommendation, and also the more far-reaching one to group all the owls (traditionally Strigiformes) together in the Caprimulgiformes. The Owls are an order of birds of prey. Most are Solitary, and nocturnal, with some exceptions (e The Caprimulgiformes is an order of Birds that includes a number of Birds with global distribution (except Antarctica) The listing below retains a more orthodox arrangement, but recognises the eared-nightjars as a separate group. For more detail and an alternative classification scheme, see Caprimulgiformes and Sibley-Ahlquist taxonomy. The Caprimulgiformes is an order of Birds that includes a number of Birds with global distribution (except Antarctica) The Sibley-Ahlquist taxonomy is a radical bird Taxonomy proposed by Charles Sibley and Jon Edward Ahlquist.

Also see a list of nightjars, sortable by common and binomial names. The European Nightjar, or just Nightjar, Caprimulgus europaeus, is the only representative of the Nightjar family of Birds in most of Europe Nighthawks are Birds of the Nightjar family in the New World subfamily Chordeilinae. UserPolbot. --> Nyctiprogne is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Band-tailed Nighthawk ( Nyctiprogne leucopyga) is a species of Nightjar in the UserPolbot. -->The Plain-tailed Nighthawk ( Nyctiprogne vielliardi) is a species of Nightjar in the UserPolbot. --> The Nacunda Nighthawk ( Podager nacunda) is a species of Nightjar in the Caprimulgidae UserPolbot. --> Lurocalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Rufous-bellied Nighthawk ( Lurocalis rufiventris) is a species of Nightjar in the UserPolbot. -->The Short-tailed Nighthawk ( Lurocalis semitorquatus) is a species of Nightjar in the UserPolbot. --> Chordeiles is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Least Nighthawk ( Chordeiles pusillus) is a species of Nightjar in the Caprimulgidae UserPolbot. -->The Sand-coloured Nighthawk ( Chordeiles rupestris) is a species of Nightjar in the The Common Nighthawk, Chordeiles minor, is a Nightjar. The adults have dark with brown grey and white patterning on the upperparts and breast the long wings The Lesser Nighthawk, Chordeiles acutipennis, is a Nightjar. The adults are dark with brown grey and white patterning on the upperparts and breast the long The Antillean Nighthawk, Chordeiles gundlachii, is a Nightjar. The Pauraque ( Nyctidromus albicollis) also called the Common Pauraque, is a Nightjar Species, the only Bird in the The Common Poorwill, Phalaenoptilus nuttallii, is a nocturnal Bird of the family Caprimulgidae the Nightjars It is found from British Columbia UserPolbot. --> Siphonorhis, the Caribbean pauraques, are a Genus of Nightjar in the UserPolbot. --> The Jamaican Pauraque, Jamaican Poorwill, or Jamaican Least-pauraqué ( Siphonorhis The 19th century of the Common Era began on January 1, 1801 and ended on December 31, 1900, according to the Gregorian calendar The Least Pauraque or Least Poorwill ( Siphonorhis brewsteri) is a species of Nightjar in the Caprimulgidae family Prehistoric birds are various taxa of Birds that became Extinct before recorded History, or more precisely before they could be studied UserPolbot. --> Nyctiphrynus is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Eared Poorwill ( Nyctiphrynus mcleodii) is a species of Nightjar in the Caprimulgidae UserPolbot. -->The Ocellated Poorwill ( Nyctiphrynus ocellatus) is a species of Nightjar in the UserPolbot. -->The Yucatan Poorwill ( Nyctiphrynus yucatanicus) is a species of Nightjar in the Caprimulgus is a large and very widespread Genus of Nightjars medium-sized Nocturnal Birds with long pointed wings short legs Macrodipteryx is a Genus of African nightjars consisting of two species The Standard-winged Nightjar, Macrodipteryx longipennis, is a Bird in the Nightjar family The Pennant-winged Nightjar is an intra African migrant that occurs from Nigeria to northern South Africa UserPolbot. --> Hydropsalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. -->The Scissor-tailed Nightjar ( Hydropsalis torquata) is a species of Nightjar in the UserPolbot. -->The Ladder-tailed Nightjar ( Hydropsalis climacocerca) is a species of Bird in the UserPolbot. --> Uropsalis is a genus of Nightjar in the Caprimulgidae family UserPolbot. --> The Lyre-tailed Nightjar ( Uropsalis lyra) is a species of Nightjar in the Caprimulgidae UserPolbot. -->The Swallow-tailed Nightjar ( Uropsalis segmentata) is a species of Nightjar in the UserPolbot. -->The Long-trained Nightjar ( Macropsalis creagra) is a species of Nightjar in the Caprimulgidae UserPolbot. -->The Sickle-winged Nightjar ( Eleothreptus anomalus) is a species of Nightjar in the This is a list of Nightjar and eared-nightjar species sortable by common name or binomial

References

  1. ^ Lane JE, Brigham RM, Swanson DL. (2004) "Daily torpor in free-ranging whip-poor-wills (Caprimulgus vociferus). " Physiological and Biochemical Zoology 77 (2):297-304
  2. ^ Jackson, H. D. (2007) " A review of the evidence for the translocation of eggs and young by nightjars (Caprimulgidae)" Ostrich - Journal of African Ornithology, 78 (3) 561-572
  3. ^ Jackson, H. D. (1985) "Commentary and Observations on the Alleged Transportation of Eggs and Young by Caprimulgids". Wilson Bulletin 97 (3) 381-385 [1]

External links

Dictionary

nightjar

-noun

  1. Any of various medium-sized nocturnal birds of the family Caprimulgidae, that feed predominantly on moths and other large flying insects.
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