Nigel Cattlin / Tungro virus (Rice (Oryza sativa) tungro bacilliform virus) on diseased, damaged Rice (Oryza sativa) plot, Philippines

Nigel Cattlin / Blue colour variation of Green paddy leafhopper, (Nephottetix virescens) a biotype of this pest species

MYN / Corne van der Linden / Variety of orchids from the Banksia Woodland, Swan Coastal Plain. Including Pansy orchid (Diuris magnifica), Slender sun orchid (Thelymitra vulgaris), Cowslip orchid (Caladenia flava), Plain sun orchi...

Paul D Stewart / Photomontage of living gecko feet showing a variety of forms. Gecko feet employ very small subdivided filaments to bond with their substrates at the molecular level using Van Der Waals' forces. Every...

Ernie Janes / Apricot tree (Prunus ameniaca) Moorpark variety in blossom trained against a wall in walled garden, UK, March.

Linda Pitkin / 2020VISION / Black brittlestar (Ophiocomina nigra), yellow colour variety, with Common brittlestars (Ophiothrix fragilis), on sea bed, St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotlan...

Terry Whittaker / 2020VISION / Pine marten (Martes martes) adult female portrait, standing, in caledonian forest, The Black Isle, Highlands, Scotland, UK, July. Photographer quote: "Sitting alone in my hide for hours on end, you be...

Aflo / Group portrait of a variety of dog breeds, including Welsh Corgi, Toy Poodle, and Dachshund sitting on staircase, with young boy

Alex Mustard / A young California sealion (Zalophus californianus) playing with a starfish, inside an underwater cave. The pups will pick up a variety of objects (such as starfish, lumps of coral, shells and feather...

Alex Mustard / A young California sealion (Zalophus californianus) playing with a starfish, inside an underwater cave. The pups will pick up a variety of objects (such as starfish, lumps of coral, shells and feather...

David Shale / Enteropneust worm / Acorn worm (Allapagus isidis) from the North Atlantic Ocean. Southern White variety. Feeds on sea floor sediment and has been observed swimming, new species, first recorded in J...

David Shale / Enteropneust worm / Acorn worm (Allapagus isidis) from the North Atlantic Ocean. Southern White variety. Feeds on sea floor sediment and has been observed swimming, new species, first recorded in J...

David Shale / Enteropneust worm / Acorn worm (Yoda purpurata) from the North Atlantic Ocean, southern Purple variety, feeds on sea floor sediment leaving behind variable wavy traces, Depth approx 2700m. new spec...

David Shale / Enteropneust worm / Acorn worm (Yoda purpurata) from the North Atlantic Ocean, southern Purple variety, feeds on sea floor sediment leaving behind variable wavy traces, Depth approx 2700m. new spec...

David Shale / Enteropneust worm / Acorn worm (tergivelum cinnabarinum) from the North Atlantic Ocean, Northern Pink variety, Feeds on sea floor sediment leaving behind characteristic spiral traces, depth approx 27...

David Shale / Enteropneust worm / Acorn worm (Tergivelum cinnabarinum) from the North Atlantic Ocean, Northern Pink variety, Feeds on sea floor sediment leaving behind characteristic spiral traces, depth approx 27...

Tony Phelps / Male Cape cobra snake (Naja nivea) dark speckled variety, De Hoop Nature reserve, Western Cape, South Africa

Georgette Douwma / Clown anemonefish (Amphiprion percula) amongst tentacles of a blue variety of anemone (Stichodactyla gigantea) Raja Ampat, West Papua, Indonesia.

Jane Burton / Angelfish {Pterophyllum scalare} melanic veiltail 'black lace' variety, captive, from rivers of Amazon basin, South america

Gary K. Smith / Potting Tomato seedling {Solanum lycopersicum} 'Ailsa craig' variety, in greenhouse, UK, March

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio) group showing color variation from different islands, Bocas del Toro, Panama

Michio Hoshino / Marine Iguana (Amblyrhynchus cristatus) group with Sally Lightfoot Crabs (Grapsus grapsus), Galapagos Islands, Ecuador

Fred Bavendam / Variety of small reef fish swimming in the currents above a Hard Coral reef with Sponges, Ascidians, and a blue Sea Star, Manado, North Sulawesi, Indonesia

LYNN M. STONE / Dachshund dog puppies - smooth haired (left) and wire haired (right)

Alex Mustard / Variety of plankton (zooplankton) are attracted by the light of a diver's torch, at night. Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

Gary Bell/ Oceanwide / Carpet Sea Star (Patiriella calcar) group, Australia

Nigel Cattlin / Aerial view of Cereal crop variety trials plots to test differences between varieties such as yield and disease resistance.

Nick Upton / Josie Bridges providing a variety of food for a Pine marten (Martes martes) in its temporary soft release enclosure for the Forest of Dean and River Wye Pine Marten Project, the Forest of Dean, Glouce...

SCOTLAND: The Big Picture / Snowdrop, (Galanthus nivalis), wild variety at sunset, Scotland, UK.March

Nick Upton / Duckpool Beach and rock pools at low tide, with a variety of green and brown algae covering rocks, near Bude, Cornwall, UK, September 2018.

Alex Mustard / Sea zebra / Zebra seahorse, a variety of the three spot seahorse (Hippocampus trimaculatus). Here photographed with a long exposure. Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

Alex Mustard / Sea zebra / Zebra seahorse, a variety of the three spot seahorse (Hippocampus trimaculatus). Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

Ashley Cooper / Wild Flowers growing in the Dolomite mountains of Italy. Many alpine flowers are emerging earlier in the spring and migrating up the mountain sides in response to climate change.

Ashley Cooper / Box of free range eggs of varying colour from chickens of different breeds.

Greg Basco/ BIA / Fallen seeds and leaves in rainforest, Costa Rica

Adrian Davies / Snakeshead fritillary (Fritillaria meleagris), rare double white variety. Beech Hill, Berkshire, England, UK. April.

Lynn M. Stone / German shepherd dog (long hair variety) by autumn leaves, Connecticut, USA.

Alex Mustard / Weedy seadragon (Phyllopteryx taeniolatus) male carries eggs through a kelp forest (Macrocystis pyrifera) in Tasmania, Australia. Tasmania is the only part of Australia with giant kelp forests. The ke...

Christophe Courteau / Minibus with visitors on photographic safari with variety of wildlife including Defassa waterbuck (Kobus ellipsiprymnus) and other antelope, Saddlebill stork (Ephippiorhynchus senegalensis), and Cattl...

Alan Williams / Apple (Malus domestica) blossom variety 'Arthur W. Barnes' in orchard, Cheshire, UK, May

Alan Williams / Apple (Malus domestica) blossom variety 'Egremont Russet' in orchard, Cheshire, UK, May

Alan Williams / Apple (Malus domestica) blossom variety 'Egremont Russet' in orchard, Cheshire, UK, May

Lynn M. Stone / Labrador Retriever ('Red Fox' variety) in snowy field at edge of woodland, Danielson, Connecticut, USA.

Alex Mustard / Close up portrait of small, golden variety of a female Roughhead blenny (Acanthemblemaria aspera), photographed against the blue water, sticking out from its home in a tube on a coral reef. East End,...

Ingo Arndt / Tulip flower (cultivated variety) close-up of reproductive parts showing stamens, style and stigma

Paul Harcourt Davies / Oak twig with a variety of lichen species, Podere Montecucco, Orvieto, Umbria, Italy. December. Focus stacked image.

Edwin Giesbers / Variety of Lily pads of different size and colour, Botanic Garden Meise, Belgium, Augus 2013.

Doug Wechsler / Variety of Hummingbirds including White-necked Jacobin and Green-crowned Brilliant at feeder, Province El Oro, Buenaventura Biological Reserve, Ecuador

Pal Hermansen / Variety of seaweeds on coast, Jan Mayen, Subarctic island, Norway, July 2016.

Christophe Courteau / Celeriac (Apium graveolens variety dulce)

Philippe Clement / Jasper specimen, opaque, impure variety of silica on white background

Philippe Clement / Amazonite / Amazon stone specimen, green variety of microcline feldspar on white background

Philippe Clement / Smoky quartz, grey, translucent variety of quartz, a silicon dioxide crystal on white background

Philippe Clement / Amethyst specimen, violet variety of quartz on white background

Philippe Clement / Druse of agathe specimen, cryptocrystalline variety of silica, on white background

John Cancalosi / Cotham Marble or Landscape Marble, a variety of Rhaetian stromatolitic limestone from the Penarth Group, found in south Wales and southwestern England in the area around Bristol, possibly extending to...

John Cancalosi / Orbicular jasper, 'ocean jasper' from Madagascar, a variety of jasper which contains spherical inclusions.

Nick Upton / ITER Bioclimatic village, with a variety of eco-friendly houses built from recycled materials and using solar and wind energy, near El Medano, Tenerife, May.

Gary K. Smith / Lungwort (Pulmonaria) cultivated 'Victorian Brooch' variety

Gary K. Smith / Lungwort (Pulmonaria) cultivated 'Victorian Brooch' variety

Gary K. Smith / Witch hazel (Hamamelis intermedia) 'Pallida' garden variety. England, UK. February.

Lynn M Stone / Maran Rooster (blue copper variety), Massachusetts, USA

Ernie Janes / Lavender border 'Hidcote variety' with chair and terracotta pots, and Grass (Pennisetum villosum) Norfolk, England, UK, August.

Stephen Dalton / A small farm pond in healthy condition (no pollution or rubbish) with a variety of aquatic plants including Yellow flag Iris, Butterbur, Greater pondweed and Bogbean, Sussex, UK

Alex Mustard / Whip coral partner shrimp (Dasycaris zanzibarica) on whip coral. This is an unusual orange variety. Komodo Island, Komodo National Park, Indonesia.

Nick Upton / Insect hotel with a variety of crevices among broken pottery, drilled logs and wooden blocks, Gloucestershire, UK, April.

MYN / Paul van Hoof / Large conehead (Ruspolia nitidula) female colour variety, France, July, Meetyourneighbours.net project

Lynn M Stone / Plymouth rock rooster (partridge color variety) standing in snow by old Coneflower stems, Higganum, Connecticut, USA,

Philip Stephen / Fishing vessel 'Ocean Harvest' retrieving net, surrounded by Gannets (Morus bassanus) and a variety of gulls, while fishing on the North Sea, February 2014. All non-editorial uses must be cleared indi...

LYNN M. STONE / Standard dachshund (long haired variety) in dandelions, Putnam, Connecticut, USA

Inaki Relanzon / Coral reef with variety of corals, sponges, echinoderms and fish, Komodo National Park, Indonesia.

Inaki Relanzon / Coral reef with a variety of corals, sponges, echinoderms and fish, Komodo National Park, Indonesia.

Alex Hyde / Disused limestone quarry that has been recolonised by a variety of grassland and tree species. Peak District National Park, Derbyshire, UK. August.

Pete Oxford / Reef showing a variety of corals, Fiji

Pal Hermansen / Low angle view of Dala landvete, a traditional Swedish variety of Wheat (Triticum) September.

Pal Hermansen / Black oat (Avena strigosa) a traditional and rare Scandinavian variety

Pal Hermansen / Svedjerug, old Scandianavian variety of Rye (Secale cereale) specialized for slash and burn agriculture in coniferous forests, July.

Pal Hermansen / Farmer Johan Sward e Svedjerug, old Scandianavian variety of Rye (Secale cereale) specialized for slash and burn agriculture in coniferous forests, Oppland, Norway, July.

Pal Hermansen / Sprouting Wheat seed (Triticum) traditional Swedish variety.

Paul Harcourt Davies / Male peony (Paeonia mascula) the white variety found in NE Sicily. Bosci di Ficuzza, Sicily, Italy, May.

John Cancalosi / Clementine, variety of mandarin

Paul Harcourt Davies / Bee Orchid (Ophrys apifera var bicolor) an uncommon variety where the pattern on the lip is suppressed, near Carsulae, terni, Umbria. Italy, June.

Paul Harcourt Davies / Bee Orchid (Ophrys apifera var chlorantha) yellow variety, Torrealfina near Orvieto, Umbria, Italy, May.

Paul Harcourt Davies / Bee Orchid variety (Ophrys apifera var friburgensis) a rare variety which has wider, longer petals than the species and a lip with edges that do not curve giving it a flat appearance. Monterale, Nr Mo...

John Cancalosi / Serpentine Absestos, variety Chrysotile, (Mg3Si2O5(OH)4) from Thetford Mines, Quebec, Canada. It is a soft, fibrous silicate mineral in the serpentine group of phyllosilicates; as such, it is distinct...

John Cancalosi / Chalcedony, variety agate (SiO2) from Rio Grande do Sul, Brazil.

Alex Mustard / A pair of the pink variety of Ochre sea star (Pisaster ochraceus) in shallow water beneath the sun. Browning Pass, Vancouver Island, British Columbia, Canada. North East Pacific Ocean.

Paul Harcourt Davies / Male peony (Paeonia mascula) in flower, white variety found in North East Sicily, Bosco di Ficuzza, Palermo, Sicily, May

Paul Harcourt Davies / Male peony (Paeonia mascula) close up of flower, white variety found in North East Sicily, Bosco di Ficuzza, Palermo, Sicily, May

Paul Harcourt Davies / Male peony (Paeonia mascula) in flower, white variety found in North East Sicily, Bosco di Ficuzza, Palermo, Sicily, May

Paul Harcourt Davies / Male peony (Paeonia mascula) in flower, white variety found in North East Sicily, Bosco di Ficuzza, Palermo, Sicily, May

Paul Harcourt Davies / Orange Lily (Lilium bulbiferum var croceum) in flower, variety without leaf base bulbils. Campo Imperatore, Gran Sasso, Appennines, Abruzzo, Italy

Paul Harcourt Davies / Orange Lily (Lilium bulbiferum var croceum) in flower, variety without leaf base bulbils. Monte Spinale, alpine zone, Madonna di Campiglio, Brenta Dolomites, Italy, July

Paul Harcourt Davies / Orange Lily (Lilium bulbiferum var croceum) in flower, variety without leaf base bulbils. Monte Spinale, alpine zone, Madonna di Campiglio, Brenta Dolomites, Italy, July