''Picus'' is a genus of

bird Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...

s in the

woodpecker Woodpeckers are part of the bird family (biology), family Picidae, which also includes the piculets, wrynecks and sapsuckers. Members of this family are found worldwide, except for Australia, New Guinea, New Zealand, Madagascar and the extreme ...

family. It has representatives in

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

Asia Asia ( , ) is the largest continent in the world by both land area and population. It covers an area of more than 44 million square kilometres, about 30% of Earth's total land area and 8% of Earth's total surface area. The continent, which ...

and

North Africa North Africa (sometimes Northern Africa) is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region. However, it is sometimes defined as stretching from the Atlantic shores of t ...

. The genus name is

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

for "woodpecker". The genus ''Picus'' was erected by the Swedish naturalist

Carl Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

in 1758 in the

tenth edition Tenth may refer to: Numbers * 10th, the ordinal form of the number ten * One tenth, , or 0.1, a fraction, one part of a unit divided equally into ten parts. ** the SI prefix deci- ** tithe, a one-tenth part of something * 1/10 of any unit of me ...

of his ''

Systema Naturae ' (originally in Latin written ' with the Orthographic ligature, ligature æ) is one of the major works of the Sweden, Swedish botanist, zoologist and physician Carl Linnaeus (1707–1778) and introduced the Linnaean taxonomy. Although the syste ...

''. These are large woodpeckers, typically with green upperparts. They are found in

forest A forest is an ecosystem characterized by a dense ecological community, community of trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, ...

s or more open

woodland A woodland () is, in the broad sense, land covered with woody plants (trees and shrubs), or in a narrow sense, synonymous with wood (or in the U.S., the '' plurale tantum'' woods), a low-density forest forming open habitats with plenty of sunli ...

, and lay their white

eggs An egg is an organic vessel in which an embryo begins to develop. Egg, EGG or eggs may also refer to: Biology * Egg cell, the female reproductive cell (gamete) in oogamous organisms Food * Eggs as food Places * Egg, Austria * Egg, Switzerland ...

in a tree hole nest, typically on a bed of wood chips. ''Picus'' woodpeckers are primarily

insect Insects (from Latin ') are Hexapoda, hexapod invertebrates of the class (biology), class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (Insect morphology#Head, head, ...

eaters, with several species specialising in taking

ant Ants are Eusociality, eusocial insects of the Family (biology), family Formicidae and, along with the related wasps and bees, belong to the Taxonomy (biology), order Hymenoptera. Ants evolved from Vespoidea, vespoid wasp ancestors in the Cre ...

s or

termite Termites are a group of detritivore, detritophagous Eusociality, eusocial cockroaches which consume a variety of Detritus, decaying plant material, generally in the form of wood, Plant litter, leaf litter, and Humus, soil humus. They are dist ...

s. Some species will also consume

fruit In botany, a fruit is the seed-bearing structure in flowering plants (angiosperms) that is formed from the ovary after flowering. Fruits are the means by which angiosperms disseminate their seeds. Edible fruits in particular have long propaga ...

or eggs. Insects are captured by a rapid outward flick of the long tongue and gummed to its tip by sticky saliva. This genus is less completely

arboreal Arboreal locomotion is the locomotion of animals in trees. In habitats in which trees are present, animals have evolved to move in them. Some animals may scale trees only occasionally (scansorial), but others are exclusively arboreal. The hab ...

than some other woodpecker groups, and its members often feed on the ground, attacking

anthill An ant colony is a population of ants, typically from a single species, capable of maintaining their complete lifecycle. Ant colonies are eusocial, communal, and efficiently organized and are very much like those found in other social Hymenop ...

s or termitaries.

Taxonomy

The genus ''Picus'' was introduced in 1758 by the Swedish naturalist

in the

of his ''

''. The genus name is the Latin word for a woodpecker. ''Picus'' was a figure in

Roman mythology Roman mythology is the body of myths of ancient Rome as represented in the literature and visual arts of the Romans, and is a form of Roman folklore. "Roman mythology" may also refer to the modern study of these representations, and to th ...

, the first king of

Latium Latium ( , ; ) is the region of central western Italy in which the city of Rome was founded and grew to be the capital city of the Roman Empire. Definition Latium was originally a small triangle of fertile, volcanic soil (Old Latium) on whic ...

who was changed into a woodpecker by the sorceress

Circe In Greek mythology, Circe (; ) is an enchantress, sometimes considered a goddess or a nymph. In most accounts, Circe is described as the daughter of the sun god Helios and the Oceanid Perse (mythology), Perse. Circe was renowned for her vast kn ...

. Of the 13 species in the genus listed by Linnaeus, the English naturalist

William Swainson William Swainson Fellow of the Linnean Society, FLS, Fellow of the Royal Society, FRS (8 October 1789 – 6 December 1855), was an English ornithologist, Malacology, malacologist, Conchology, conchologist, entomologist and artist. Life Swains ...

designated the

European green woodpecker The European green woodpecker (''Picus viridis''), also known as the yaffle and sometimes called a nickle, is a large green woodpecker with a bright red crown and a black moustache. Males have a red centre to the moustache stripe which is absent ...

(''Picus viridis'') as the

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

. The genus contains 14 species:

Former species

The following were formerly included in ''Picus'', but are now placed in ''

Chrysophlegma Chrysophlegma is a genus of birds in the woodpeckers family Picidae. These species, found in South Asia, South and Southeast Asia, were all previously assigned to the genus ''Picus (genus), Picus''. Taxonomy The species now placed in ''Chrysophl ...

''. *

Greater yellownape The greater yellownape (''Chrysophlegma flavinucha'') is a species of bird in the woodpecker family Picidae. It is found in East Asia from northern and eastern India to south-eastern China, Indochina, Hainan, and Sumatra. Its natural habitats ar ...

, ''Chrysophlegma flavinucha'' *

Checker-throated woodpecker The checker-throated woodpecker, checker-throated yellownape, or Javan yellownape (''Chrysophlegma mentale'') is a species of bird in the family Picidae native to Southeast Asia. Distribution and Population The checker-throated woodpecker has ...

, ''Chrysophlegma mentalis'' *

Banded woodpecker The banded woodpecker (''Chrysophlegma miniaceum'') or the banded red woodpecker is a species of bird in the family Picidae. It is found in Brunei, Indonesia, Malaysia, Myanmar, Singapore, and Thailand. Its natural habitats are subtropical or tro ...

, ''Chrysophlegma miniaceus'' An extinct woodpecker has been described from a fossil of a left

tarsometatarsus The tarsometatarsus is a bone that is only found in the lower leg of birds and some non-avian dinosaurs. It is formed from the fusion of several bird bones found in other types of animals, and homologous to the mammalian tarsus (ankle bones) a ...

dating from late

Miocene The Miocene ( ) is the first epoch (geology), geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and mea ...

. It may belong to this genus and has been given the binomial name '' Picus peregrinabundus''.

References

{{Authority control Bird genera Taxa named by Carl Linnaeus