Tag: all of Chordeiles

Geographic Variation in the Juvenal Plumage of the Lesser Nighthawk (Chordeiles acutipennis)

Lesser Nighthawk (Chordeiles acutipennis) Science Article 1 abstract In attempting to identify a series of Lesser Nighthawks (Chordeiles acutipennis) collected on the Pacific lowlands of Guatemala, and to ascertain the applicable trinomial to use, I encountered a striking degree of variation among juveniles in the collection of the American Museum of Natural History (AMNH). To […]

Nesting of Lesser Nighthawks on beaches in El Salvador

Lesser Nighthawk (Chordeiles acutipennis) Science Article 2 abstract Distribution of the Lesser Nighthawk (Chordeiles acutipennis) in northern Central America is poorly understood (Howell and Webb 1995). We here present the first documentation of breeding for the species in El Salvador, as well as the hrst documentation of breeding in association with terns and plovers. On […]

aerial rain bathing by Common Nighthawks.

Common Nighthawk (Chordeiles minor) Science Article 3 abstract Both Slessers (Auk 87:91-99, 1970) and Simmons (pp. 101-104 in A Dictionary of Birds, B. Campbell and E. Lack, eds., Buteo Books, Vermillion, South Dakota, 1985) classified methods of bathing in water by birds, but neither mentioned a method we observed in the Common Nighthawk (Chordeifes minor), […]

OBSERVATIONS ON THE INCUBATION BEHAVIOR OF A COMMON NIGHTHAWK

Common Nighthawk (Chordeiles minor) Science Article 2 abstract Although the Common Nighthawk (Chordeiles minor) has been studied extensively, certain phases of its breeding biology have been considered only superficially. Among these are the incubation movements of the female, the manner in which eggs are moved, and certain activities of the male. An opportunity to investigate […]

Notes on breeding of the Common Nighthawk in Panama.

Common Nighthawk (Chordeiles minor) Science Article 1 abstract The taking in Panama on 7 May 1961 of a Common Nighthawk (Chordeiles minor), which wasbrooding a single downy young, established that this species, essentially one of temperate North America, breeds far south into the tropics, where it had generally been regarded as a migrant only. L. […]

The Breeding Distribution of Cbordeiles minor in Mexico.

Common Nighthawk (Chordeiles minor) Science Article 4 abstract the time of Oberholser’s revision of the subspecies of Chordeiles minor in 1914 (Bull. U. S. Nat. Mus., 86), the southernmost known limits of the continental breeding range of this species were based on a specimen of henyri from Babfcora, central-western Chihuahua, collected on June 21, 1902, […]

Lesser Nighthawk (Chordeiles acutipennis)

[order] CAPRIMULGIFORMES | [family] Caprimulgidae | [latin] Chordeiles acutipennis | [UK] Lesser Nighthawk | [FR] Engoulevent ronronneur | [DE] Texas-Nachtschwalbe | [ES] Anapero garrapena | [NL] Texasnachtzwaluw Subspecies Monotypic species Genus Physical charateristics It has a short bill, and the upper parts of the body have a grey and white patterning. Its head and chest […]

Antillean Nighthawk (Chordeiles gundlachii)

[order] CAPRIMULGIFORMES | [family] Caprimulgidae | [latin] Chordeiles gundlachii | [UK] Antillean Nighthawk | [FR] Engoulevent piramidig | [DE] Antillen-Nachtschwalbe | [ES] Anapero Querequete, Pucuyo Antillano (HN) | [NL] Antilliaanse Nachtzwaluw Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Nyctiprogne gundlachii Chordeiles gundlachii NA s Florida through the West Indies Chordeiles […]

Common Nighthawk (Chordeiles minor)

[order] CAPRIMULGIFORMES | [family] Caprimulgidae | [latin] Chordeiles minor | [UK] Common Nighthawk | [FR] Engoulevent d’Amerique | [DE] Nachtfalke | [ES] Anapero (Arg, Uy), Anapero Migratorio/Yanqui (Bo), Anapero zumbon (Cr), Pucuyo Comun (HN) | [NL] Amerikaanse Nachtzwaluw Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Chordeiles minor NA, MA widespread […]