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Red slug

The red slug, also known as the large red slug, chocolate arion and European red slug, is a species of land slug in the family Arionidae, the roundback slugs.

Red squirrel

The red squirrel or Eurasian red squirrel is a species of tree squirrel in the genus Sciurus common throughout Eurasia. The red squirrel is an arboreal, primarily herbivorous rodent. In Great Britain, Ireland, and in Italy numbers have decreased ...

Red underwing

The red underwing is a moth of the family Erebidae. The species was first described by Carl Linnaeus in his 1767 12th edition of Systema Naturae. This is a large 80 mm wingspan nocturnal Palearctic (including Europe species which, like most noctu ...

Red-billed tropicbird

The red-billed tropicbird is a tropicbird, one of three closely related species of seabird of tropical oceans. Superficially resembling a tern in appearance, it has mostly white plumage with some black markings on the wings and back, a black mask ...

Red-breasted nuthatch

The red-breasted nuthatch is a small songbird. The adult has blue-grey upperparts with cinnamon underparts, a white throat and face with a black stripe through the eyes, a straight grey bill and a black crown. Its call, which has been likened to ...

Red-cheeked cordon-bleu

The red-cheeked cordon-bleu or red-cheeked cordonbleu is a small passerine bird in the family Estrildidae. This estrildid finch is a resident breeding bird in drier regions of tropical Sub-Saharan Africa. Red-cheeked cordon-bleu has an estimated ...

Red-footed booby

The red-footed booby is a large seabird of the booby family, Sulidae. Adults always have red feet, but the colour of the plumage varies. They are powerful and agile fliers, but they are clumsy in takeoffs and landings. They are found widely in th ...

Red-headed woodpecker

The red-headed woodpecker is a small- or medium-sized woodpecker from temperate North America. Their breeding habitat is open country across southern Canada and the eastern-central United States. It is rated as least concern on the International ...

Red-legged honeycreeper

The red-legged honeycreeper is a small songbird species in the tanager family. It is found in the tropical New World from southern Mexico south to Peru, Bolivia and central Brazil, Trinidad and Tobago, and on Cuba, where possibly introduced.

Red-lored amazon

The red-lored amazon or red-lored parrot is a species of amazon parrot, native to tropical regions of the Americas, from eastern Mexico south to Ecuador where it occurs in humid evergreen to semi-deciduous forests up to 1.100 m altitude. It is ab ...

Redbreast sunfish

The redbreast sunfish is a species of freshwater fish in the sunfish family of order Perciformes. The type species of its genus, it is native to the river systems of eastern Canada and the United States. The redbreast sunfish reaches a maximum re ...

Reduvius personatus

Reduvius personatus or the masked hunter is an insect belonging to the assassin bug family. The name is because its nymphs camouflage themselves with dust. The masked hunter is a predator of small arthropods, including woodlice, lacewings, earwig ...

Redwing

The redwing is a bird in the thrush family, Turdidae, native to Europe and the Palearctic, slightly smaller than the related song thrush.

Reseda odorata

Reseda odorata is a species of flowering plant in the reseda family known by many common names, including garden mignonette and common mignonette. It is probably native to the Mediterranean Basin, but it can sometimes be found growing in the wild ...

Rhacognathus punctatus

Rhacognathus punctatus can reach a length of 7–9 millimetres 0.28–0.35 in. This predatory stink bug has a mottled metallic bronze-brown shieldbug, extended shoulders, a pale longitudinal line on the pronotum and dark brown legs with a whitish ban ...

Rhagio tringarius

Rhagio tringarius can reach a length of 8–14 millimetres 0.31–0.55 in. The abdomen and the long slender legs are yellow-orange. The patterning on the abdomen is quite variable, but usually it shows black well spaced dorsal triangles. Also the las ...

Rhagoletis cerasi

This species is widespread in most of Europe, except British Islands, in western Siberia to Caucasus, in Kazakhstan, Central Asia and Altai. It was first detected in North America in 2016.

Rheumaptera undulata

Rheumaptera undulata, the scallop shell, is a moth of the family Geometridae. It was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is found in most of the Palearctic ecozone and North America. The wingspan is 25 ...

Rhingia rostrata

Rhingia rostrata is a small species of hoverfly, some 7 to 10 millimetres in length, with a wing span of 11 to 16 mm. It is common in many parts of Europe from March until November, though is slightly less common than Rhingia campestris in many p ...

Rhinoceros (genus)

Rhinoceros is a genus comprising one-horned rhinoceroses. This scientific name was proposed by Carl Linnaeus in 1758. The genus contains two species, the Indian rhinoceros and the Javan rhinoceros. Although both members are endangered, the Javan ...

Rhododendron maximum

Rhododendron maximum - its common names include great laurel, great rhododendron, rosebay rhododendron, American rhododendron and big rhododendron - is a species of Rhododendron native to the Appalachians of eastern North America, from Alabama no ...

Rhododendron ponticum

R. ponticum is a dense, suckering shrub or small tree growing to 5 m 16 ft tall, rarely 8 m 26 ft. The leaves are evergreen, 6 to 18 cm 2.4 to 7.1 in long and 2 to 5 cm 0.79 to 1.97 in wide. The flowers are 3.5 to 5 cm 1.4 to 2.0 in diameter, vio ...

Rhodometra sacraria

Rhodometra sacraria has a wingspan reaching 22–28 mm, while the length of the forewings is 12–14 mm. The late generations are smaller and the wingspan has an average of 16–26 mm. These moths are easily distinguishable from the mahogany or pink st ...

Rhogogaster viridis

This species is present in most of Europe and in the Nearctic ecozone. These rather common sawflies can be found mainly in grassy environment, gardens and parks rich in green leaves.

Rhopalosiphum padi

The Bird cherry-oat aphid is an aphid in the superfamily Aphidoidea in the order Hemiptera. It is a true bug and sucks sap from plants. It is often considered as a major pest in cereals in temperate cereal crops, and particularly in some Northern ...

Rhynchostylis retusa

Rhynchostylis retusa is an orchid, belonging to the Vanda alliance. The inflorescence is a pendant raceme, consisting of more than 100 pink-spotted white flowers. The plant has a short, stout, creeping stem carrying up to 12, curved, fleshy, deep ...

Rhyothemis variegata

Rhyothemis variegata, known as the common picture wing or variegated flutterer, is a species of dragonfly of the family Libellulidae, found in South Asia.

Rhyparia purpurata

Rhyparia purpurata, the purple tiger, is a moth of the subfamily Arctiinae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is found in Europe, Anatolia, Syria, Transcaucasus, Central Asia, souther ...

Rhyssa persuasoria

Rhyssa persuasoria, the giant ichneumon, is a species belonging to the family Ichneumonidae subfamily Rhyssinae. It is found in most of Europe, in North America, in the Australasian ecozone, in the Near East, in the Nearctic ecozone, in North Afr ...

Riband wave

The riband wave is a moth of the family Geometridae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae.

Ribbon snake

The ribbon snake is a common species of garter snake native to Eastern North America. It is a non-venomous species of snake in the subfamily Natricinae of the family Colubridae. The ribbon snake averages 16 to 35 inches in total length. It is dar ...

Ringed kingfisher

The ringed kingfisher is a large, conspicuous and noisy kingfisher bird commonly found along the lower Rio Grande valley in southeasternmost Texas in the United States through Central America to Tierra del Fuego in South America.

Ringlet

Note that information on this species applies to Western Europe and some details may not be consistent with the species in other parts of its range. The ringlet Aphantopus hyperantus is a butterfly in the family Nymphalidae. It is only one of the ...

Riodina lysippus

Riodina lysippus is a species of Neotropical metalmark butterfly. It is the type species of its genus and of the entire family Riodinidae. It is found throughout northern parts of South America and the Caribbean.

Roe deer

The European roe deer, also known as the western roe deer, chevreuil, or simply roe deer or roe, is a species of deer. The male of the species is sometimes referred to as a roebuck. The roe deer is relatively small, reddish and grey-brown, and we ...

Rook (bird)

The rook is a member of the crow family in the passerine order of birds. It is found in the Palearctic, its range extending from Scandinavia and western Europe to eastern Siberia. It is a large, gregarious, black bird, distinguished from similar ...

Rorippa palustris

Rorippa palustris is a species of flowering plant in the family Brassicaceae. It is widespread and native to parts of Africa, and much of Asia, Europe and Eurasia, North America and the Caribbean. It can also be found in other parts of the world ...

Rosa eglanteria

Rosa rubiginosa is a species of rose native to Europe and western Asia. It is a dense deciduous shrub 2–3 m high and across, with the stems bearing numerous hooked prickles. The foliage has a strong apple-like fragrance. The leaves are pinnately ...

Rose-breasted grosbeak

The rose-breasted grosbeak is a large, seed-eating grosbeak in the cardinal family. It is primarily a foliage gleaner. It breeds in cool-temperate North America, migrating to tropical America in winter.

Roseate spoonbill

The roseate spoonbill - sometimes placed in its own genus Ajaia - is a gregarious wading bird of the ibis and spoonbill family, Threskiornithidae.PP South America mostly east of the Andes, and in coastal regions of the Caribbean, Central America, ...

Rosmarinus

Rosmarinus is a small taxonomic clade of woody, perennial herbs with fragrant evergreen needle-like leaves in the family Lamiaceae, native to the Mediterranean Basin. In 2017 the species in the genus Rosmarinus were moved into the large genus Sal ...

Rubia tinctorum

Rubia tinctorum, the rose madder or common madder or dyers madder, is a herbaceous perennial plant species belonging to the bedstraw and coffee family Rubiaceae.

Rubus canadensis

Rubus canadensis is a North American species of flowering plant in the rose family known by the common names smooth blackberry, Canadian blackberry, thornless blackberry and smooth highbush blackberry. It is native to central and eastern Canada a ...

Ruby-crowned kinglet

The ruby-crowned kinglet is a very small passerine bird found throughout North America. It is a member of the kinglet family. The bird has olive-green plumage with two white wing bars and a white eye-ring. Males have a red crown patch, which is u ...

Ruby-throated hummingbird

The ruby-throated hummingbird is a species of hummingbird that generally spends the winter in Central America, Mexico, and Florida, and migrates to Eastern North America for the summer to breed. It is by far the most common hummingbird seen east ...

Ruddy turnstone

The ruddy turnstone is a small wading bird, one of two species of turnstone in the genus Arenaria. The scientific name is from Latin. The genus name arenaria derives from arenarius, "inhabiting sand, from arena, "sand". The specific interpres mea ...

Ruffed grouse

The ruffed grouse is a medium-sized grouse occurring in forests from the Appalachian Mountains across Canada to Alaska. It is non-migratory. It is the only species in the genus Bonasa. The ruffed grouse is sometimes incorrectly referred to as a " ...

Rumex

The docks and sorrels, genus Rumex, are a genus of about 200 species of annual, biennial, and perennial herbs in the buckwheat family, Polygonaceae. Members of this genus are very common perennial herbs with a native almost worldwide distribution ...

Rumex acetosella

Rumex acetosella, commonly known as red sorrel, sheeps sorrel, field sorrel and sour weed, is a species of flowering plant in the buckwheat family Polygonaceae. Native to Eurasia and the British Isles, the plant and its subspecies are common pere ...

Rumex alpinus

Rumex alpinus, common name monks-rhubarb, Munks rhubarb or Alpine dock, is a leafy perennial herb in the family Polygonaceae. It is native to upland areas of Europe and Western Asia.