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Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
A nesting Philippine nightjar. Ebird describes it as "A medium-sized night bird of forest and open areas from the lowlands to the mountains. Heavily patterned in various shades of brown, with finely barred underparts, blotching on the chest, and dark wings with large pinkish and white spots and a broad pale bar bordered with black.
It has a distinctive call that many have rendered as 'good-lord-deliver-us'. [3] The fiery-necked nightjar is an insectivorous species that mostly eats butterflies, moths and other insects. [ 3 ] The fiery-necked nightjar breeds after the dry season and typically produce two clutches with two eggs per clutch .
The birds are attracted by insects around domestic animals and, as unusual nocturnal creatures, were then blamed for any misfortune that befell the beast. [ 17 ] [ 34 ] Another old name, "puckeridge", was used to refer to both the bird and a disease of farm animals, [ 47 ] the latter actually caused by botfly larvae under the skin. [ 48 ] "
Common and Antillean nighthawks have a longer outermost primary conveying a pointier wing tip than the lesser nighthawk. The common nighthawk forages higher above ground than the lesser nighthawk and has a different call. The only reliable way to distinguish Antillean nighthawk without disturbance is also by the differences in their calls.
The Northumberland bird was shot at Killingworth on 5 October by a gamekeeper, and the specimen purchased by John Hancock. [6] In 2006, Keith Vinicombe and Dominic Mitchell cast doubt on the British record, believing that the lack of detail around the circumstances of finding indicated that a mistake or fraud could not be ruled out. [ 7 ]
Diversity within nightjar species, including the long-tailed nightjar, tends to be high both genetically and morphologically, resulting in many subspecies. [7] There are three recognized geographically distinct subspecies of Long-tailed Nightjar, C. c. climacurus, C. c. sclateri and C. c. nigricans. [2]
Swifts are small birds which spend the majority of their lives flying. These birds have very short legs and never settle voluntarily on the ground, perching instead only on vertical surfaces. Many swifts have long swept-back wings which resemble a crescent or boomerang. Mottled spinetail, Telacanthura ussheri; Bat-like spinetail, Neafrapus boehmi