pintail eclipse plumage

Nevertheless, owing to the huge range and large population of this species, it is not threatened globally. Northern Pintails feed by dabbling for plant food mainly in the evening or at night. Juvenile drake Northern Pintail in eclipse plumage? Populations are also affected by the conversion of wetlands and grassland to arable crops, depriving the duck of feeding and nesting areas. Nevertheless, this species' huge range and large population mean that it is not threatened globally. Please note that feeding ducks and geese makes them dependent on humans for food, which can result in starvation and possibly death when those feedings stop. Binomial name: Anas acuta, Carolus Linnaeus, 1758. Your use of this website indicates your agreement to these Human activities, such as agriculture, hunting and fishing, have also had a significant impact on numbers. The pintail or northern pintail (Anas acuta) is a duck with wide geographic distribution that breeds in the northern areas of Europe and across the Palearctic and North America. The female lays seven to nine cream-colored eggs at the rate of one per day; the eggs are 55 x 38 millimetres (2.2 x 1.5 in) in size and weigh 45 grammes (1.6 oz), of which 7% is shell. Sexual dimorphism is much less marked in the southern pintails, with the male's breeding appearance being similar to the female plumage. Depending on the…, Photos of the Different Duck Species for Identification, Foods that can be fed to Ducks, Geese and Swans. Eaton's pintail has two subspecies, A. e. eatoni (the Kerguelen pintail) of Kerguelen Islands, and A. e. drygalskyi (the Crozet pintail) of Crozet Islands, and was formerly considered conspecific with the Northern Hemisphere's northern pintail. It is highly gregarious outside the breeding season and forms very large mixed flocks with other ducks. The vent area is yellow, contrasting with the black underside of the tail, which has the central feathers elongated to as much as 10 centimetres (4 in). Around three-quarters of chicks live long enough to fledge, but not more than half of those survive long enough to reproduce. Breeding takes place between April and June, with the nest being constructed on the ground and hidden amongst vegetation in a dry location, often some distance from water.

In winter, it will utilise a wider range of open habitats, such as sheltered estuaries, brackish marshes and coastal lagoons. Although one of the world's most numerous ducks, the combination of hunting with other factors has led to population declines, and local restrictions on hunting have been introduced at times to help conserve numbers.

Our range maps are based on limited data we have collected.

It has a very fast flight, with its wings slightly swept-back, rather than straight out from the body like other ducks. The pintail feeds by dabbling and upending in shallow water for plant food mainly in the evening or at night, and therefore spends much of the day resting. The eclipse plumage is a duller version of the breeding plumage and is brownish overall. It is therefore not believed to meet the IUCN Red List threshold criterion of a population decline of more than 30% in ten years or three generations, and is evaluated as Least Concern. The specimens were collected by J. V. Arundel in Sydney Island (Manra Island), Phoenix Islands in 1885 and came to the Liverpool national collection via Canon Henry Baker Tristram's collection which was purchased in 1896. The northern pintail is a popular species for game shooting because of its speed, agility, and excellent eating qualities, and is hunted across its range. Breeding takes place between April and June, with the nest being constructed on the ground and hidden amongst vegetation in a dry location, often some distance from water.

Around three-quarters of chicks live long enough to fledge, but not more than half of those survive long enough to reproduce. Terms Of Use / Copyright Restrictions, Site Privacy Policy | Report Abuse | Website Administrator | Web Design by Drupal Development Services.

It has a very fast flight, with its wings slightly swept-back, rather than straight out from the body like other ducks. The Avianweb strives to maintain accurate and up-to-date information, The Heroes that Were Pigeons: The Smart “Rescue and War” Pigeons This article is licensed under the GNU Free Documentation License. The bill is bluish and the legs are blue-grey. Spring planting means that many nests of this early breeding duck are destroyed by farming activities, and a Canadian study showed that more than half of the surveyed nests were destroyed by agricultural work such as ploughing and harrowing. This is a large duck, and the male's long central tail feathers give rise to the species' English and scientific names. Mainly in winters south of its breeding range, reaches almost to the equator in Panama, northern sub-Saharan Africa and tropical South Asia. If there is a group of males, they will chase the female in flight until only one drake is left. They have long pointed …

The pintail walks well on land, and swims well. Title: Juvenile drake Northern Pintail in eclipse plumage?

The Northern Pintail is one of the species to which the Agreement on the Conservation of African-Eurasian Migratory Waterbirds (AEWA) applies, but it has no special status under the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), which regulates international trade in specimens of wild animals and plants. The unmistakable breeding plumaged male has a chocolate-brown head and white breast with a white stripe extending up the side of the neck. The male courts the female by swimming close to her with his head lowered and tail raised, continually whistling. The vent area is yellow, contrasting with the black underside of the tail, which has the central feathers elongated to as much as 10 cm in abbr=on. The Avianweb strives to maintain accurate and up-to-date information; however, mistakes do happen. This is a fairly large duck, with a long pointed tail that gives rise to the species' English and scientific names. Males in eclipse plumage are similar to females, but are grayer, with some white remaining on the sides of the neck. It feeds by dabbling for plant food and adds small invertebrates to its diet during the nesting season. The male in breeding plumage has a chocolate-brown head and white breast with a white stripe extending up the side of the neck. The pintails are sometimes separated in the genus Dafila (described by Stephens, 1824), an arrangement supported by morphological, molecular and behavioural data.

They do most of their foraging in the water, by tipping up or dabbling, much like dabbling ducks. If predators destroy the first clutch, the female can produce a replacement clutch as late as the end of July. The famous British ornithologist Sir Peter Scott gave this name to his daughter, the artist Dafila Scott. Most cases of plumage aberrancy have been reported as partial leucism. During the nesting season, this bird eats mainly invertebrate animals, including aquatic insects, molluscs and crustaceans. It is only provided for educational and entertainment purposes, and is in no way intended as a substitute for Copyright: Wikipedia. Pintails in North America at least have been badly affected by avian diseases, with the breeding population falling from more than 10 million in 1957 to 3.5 million by 1964. Small numbers migrate to Pacific islands, particularly Hawaii, where a few hundred birds winter on the main islands in shallow wetlands and flooded agricultural habitats. Special thanks to Ton Smits, Parinya Pawangkhanant, Ian Dugdale and many others for their contribution for range data. Who doesn't like an easy meal! Large birds of prey, such as northern goshawks, will take ducks from the ground, and some falcons, including the gyrfalcon, have the speed and power to catch flying birds. Both sexes reach sexual maturity at one year of age. It is susceptible to a range of parasites including Cryptosporidium, Giardia, tapeworms, blood parasites and external feather lice, and is also affected by other avian diseases.

In parts of the range, such as Great Britain and the northwestern United States, the Pintail may be present all year. Please contact them directly with respect to any copyright or licensing questions. Ducks generally feed on larvae and pupae usually found under rocks, aquatic animals, plant material, seeds, small fish, snails and crabs. The precocial downy chicks are then led by the female to the nearest body of water, where they feed on dead insects on the water surface. It is a shallow scrape on the ground lined with plant material and down.

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