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Deep cup nest of the great reed-warbler. A bird nest is the spot in which a bird lays and incubates its eggs and raises its young. Although the term popularly refers to a specific structure made by the bird itself—such as the grassy cup nest of the American robin or Eurasian blackbird, or the elaborately woven hanging nest of the Montezuma oropendola or the village weaver—that is too ...
A nest near Kolkata, India The long and straight hind claw is characteristic of the genus Sunning (West Bengal, India) Immature of nominate race showing barred/speckled underside. Haryana, India Adult bird near Kolkata, India. This is a large species of cuckoo at 48 cm. The head is black, upper mantle and underside are black glossed with purple.
Nest of Polistes dominula, host to the cuckoo wasp P. semenowi [a] One of only four true brood-parasitic wasps is Polistes semenowi. [a]. This paper wasp has lost the ability to build its own nest, and relies on its host, P. dominula, to raise its brood. The adult host feeds the parasite larvae directly, unlike typical kleptoparasitic insects.
Great blue herons build a bulky stick nest. Nests are usually around 50 cm (20 in) across when first constructed, but can grow to more than 120 cm (47 in) in width and 90 cm (35 in) deep with repeated use and additional construction. [42] If the nest is abandoned or destroyed, the female may lay a replacement clutch.
Generalist predators can have a substantial effect on ground-nesting birds such as the European golden plover, Pluvialis apricaria: in Norway 78.2% of nests of this species were preyed on. Experimental removal of two nest and egg predators, red fox and carrion crow , raised the percentage of pairs that fledged young from c. 18% to c. 75%.
Oology (/ oʊ ˈ ɒ l ə dʒ i /; [1] also oölogy) is a branch of ornithology studying bird eggs, nests and breeding behaviour. The word is derived from the Greek oion, meaning egg. Oology can also refer to the hobby of collecting wild birds' eggs, sometimes called egg collecting, birdnesting or egging, which is now illegal in many ...
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A black swan nest is essentially a large heap or mound of reeds, grasses and weeds between 1 and 1.5 metres (3– 4 + 1 ⁄ 2 feet) in diameter and up to 1 metre high, in shallow water or on islands. [3] [11] A nest is reused every year, restored or rebuilt as needed. Both parents share the care of the nest.