The squacco heron (''Ardeola ralloides'') is a small
heron
The herons are long-legged, long-necked, freshwater and coastal birds in the family Ardeidae, with 72 recognised species, some of which are referred to as egrets or bitterns rather than herons. Members of the genera ''Botaurus'' and ''Ixobrychus ...
, long, of which the body is , with wingspan.
[ It is of Old World origins, breeding in southern ]Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
and the Greater Middle East
The Greater Middle East, is a political term, introduced in March 2004 in a paper by the Carnegie Endowment for International Peace as part of the U.S. administration's preparatory work for the Group of Eight summit of June 2004, denoting a v ...
.
Behaviour
The squacco heron is a migrant, wintering in Africa
Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...
. It is rare north of its breeding range. The species has been recorded in Fernando de Noronha
Fernando de Noronha () is an archipelago in the Atlantic Ocean, part of the State of Pernambuco, Brazil, and located off the Brazilian coast. It consists of 21 islands and islets, extending over an area of . Only the eponymous main island is inha ...
islands, and more rarely in mainland South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...
, as a vagrant
Vagrancy is the condition of homelessness without regular employment or income. Vagrants (also known as bums, vagabonds, rogues, tramps or drifters) usually live in poverty and support themselves by begging, scavenging, petty theft, temporar ...
. This is a stocky species with a short neck, short thick bill and buff-brown back. In summer, adults have long neck feather
Feathers are epidermal growths that form a distinctive outer covering, or plumage, on both avian (bird) and some non-avian dinosaurs and other archosaurs. They are the most complex integumentary structures found in vertebrates and a premier ...
s. Its appearance is transformed in flight, when it looks very white due to the colour of the wings.
The squacco heron's breeding habitat
In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...
is marshy wetlands in warm countries. The birds nest in small colonies, often with other wading birds, usually on platforms of sticks in trees or shrubs. Three to four egg
An egg is an organic vessel grown by an animal to carry a possibly fertilized egg cell (a zygote) and to incubate from it an embryo within the egg until the embryo has become an animal fetus that can survive on its own, at which point the a ...
s are laid. They feed on fish, frog
A frog is any member of a diverse and largely Carnivore, carnivorous group of short-bodied, tailless amphibians composing the order (biology), order Anura (ανοὐρά, literally ''without tail'' in Ancient Greek). The oldest fossil "proto-f ...
s and insects.
Squacco heron (Ardeola ralloides) in flight.jpg, Flying in Cyprus
Squacco heron (Ardeola ralloides) breeding colour composite.jpg, Composite showing changes during breeding
Etymology
The English common name
In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often contrast ...
''squacco'' comes via Francis Willughby
Francis Willughby (sometimes spelt Willoughby, la, Franciscus Willughbeius) FRS (22 November 1635 – 3 July 1672) was an English ornithologist and ichthyologist, and an early student of linguistics and games.
He was born and raised at M ...
(c. 1672) quoting a local Italian name ''sguacco''. The current spelling comes from John Hill John Hill may refer to:
Business
* John Henry Hill (1791–1882), American businessman, educator and missionary
* John Hill (planter) (1824–1910), Scottish-born American industrialist and planter
* John Hill (businessman) (1847–1926), Austral ...
in 1752.[
The ]scientific name
In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
comes from Latin
Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...
''ardeola'', a small heron (''ardea''), and ''ralloides'', Latin
Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...
''rallus'', a rail
Rail or rails may refer to:
Rail transport
*Rail transport and related matters
*Rail (rail transport) or railway lines, the running surface of a railway
Arts and media Film
* ''Rails'' (film), a 1929 Italian film by Mario Camerini
* ''Rail'' ( ...
and Greek
Greek may refer to:
Greece
Anything of, from, or related to Greece, a country in Southern Europe:
*Greeks, an ethnic group.
*Greek language, a branch of the Indo-European language family.
**Proto-Greek language, the assumed last common ancestor ...
''-oides'', "resembling".
Breeding
The Squacco Heron uses freshwater localities throughout Europe and the Middle East as breeding grounds to later migrate south to the Sub-Saharan African region. Non-breeding Squacco Herons share similar traits with other heron species like the Indian Pond Heron
The Indian pond heron or paddybird (''Ardeola grayii'') is a small heron. It is of Old World origins, breeding in southern Iran and east to the Indian subcontinent, Burma, and Sri Lanka. They are widespread and common but can be easily missed whe ...
and Malagasy Pond Heron
The Malagasy pond heron (''Ardeola idae''), also known as the Madagascar pond heron or Madagascar squacco heron, is a species of heron of the family Ardeidae. They breed in Madagascar, Réunion and the Seychells, and spend the non-breeding se ...
which show tawny color plumage, lighter streaking, smaller bill, and narrower wing tips.
References
External links
*
Squacco Heron
- '' The Atlas of Southern African Birds''
*
*
Squacco Heron
a
oiseaux.net
*
*
*
*
{{Taxonbar, from=Q191394
squacco heron
The squacco heron (''Ardeola ralloides'') is a small heron, long, of which the body is , with wingspan. It is of Old World origins, breeding in southern Europe and the Greater Middle East.
Behaviour
The squacco heron is a migrant, wintering ...
squacco heron
The squacco heron (''Ardeola ralloides'') is a small heron, long, of which the body is , with wingspan. It is of Old World origins, breeding in southern Europe and the Greater Middle East.
Behaviour
The squacco heron is a migrant, wintering ...
squacco heron
The squacco heron (''Ardeola ralloides'') is a small heron, long, of which the body is , with wingspan. It is of Old World origins, breeding in southern Europe and the Greater Middle East.
Behaviour
The squacco heron is a migrant, wintering ...
Birds of Africa
Birds of Europe
Birds of Western Asia