Nigel Cattlin / Harlequin ladybird (Harmonia axyridis) larvae still with a raft of empty egg cases, June Berkshire, England, UK.

Stephen Dalton / Harlequin ladybird (Harmonia axiridis) on end of leaf, invasive species. Sussex, England, UK. March.

Stephen Dalton / Harlequin ladybird (Harmonia axyridis) in flight, invasive species, England, UK. March.

Chris Shields / Illustration of Kidney-spot ladybird / Harlequin beetle (Chilocorus renipustulatus).

Chris Shields / Illustration of Harlequin ladybird (Harmonia axyridis), four colour variants.

Stephen Dalton / Harlequin beetle (Acrocinus longimanus) close up, portrait

Stephen Dalton / Harlequin beetle (Acrocinus longimanus) in flight, Venezuela, South America.

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) feeding on ivy flowers, UK

Cyril Ruoso / Harlequin ladybird (Harmonia axyridis) group overwintering under bark in crack in tree, non-native invasive species. Bourgogne-Franche-Comte, France. March.

Heather Angel / Hopliine scarab beetle (Clania glenlyonensis) pair mating on Harlequin hesperantha (Hesperantha vaginata) flower. Glen Lyon Farm / Hantam National Botanical Garden, Northern Cape, South Africa. August...

Nigel Cattlin / Harlequin / Asian ladybird (Harmonia axyridis), larva Berkshire, England, UK.

Nigel Cattlin / Harlequin / Asian ladybird (Harmonia axyridis) larva with black spindle-thistle aphid prey (Aphis fabae cirsiiacanthoidis) Berkshire, June

Rod Williams / Harlequin ladybird (Harmonia axyridis) larva, Beverley Court Gardens, Lewisham, England, October

Rod Williams / Harlequin ladybird (Harmonia axyridis) Beverley Court Gardens, London, England, UK. April.

Rod Williams / Harlequin ladybird (Harmonia axyridis) cannibalising a larva, Brockley Cemetery, Lewisham, London UK August

John Abbott / Harlequin ladybird (Harmonia axyridis) flying, Tuscaloosa County, Alabama, USA Controlled conditions. January

John Abbott / Harlequin ladybird (Harmonia axyridis) flying, Tuscaloosa County, Alabama, USA Controlled conditions. January

Aflo / Harlequin ladybirds (Harmonia axyridis) estivating, Asuke, Aichi, Japan. February.

Alex Hyde / Harlequin ladybird (Harmonia axyridis) invasive species in the UK. Derbyshire, UK, August.

James Dunbar / Harlequin ladybird larva (Harmonia axyridis) Bristol, UK, August. Captive. Sequence 1 of 3

James Dunbar / Harlequin ladybird larva (Harmonia axyridis) chrysalis on white background, Bristol, UK, August. Captive. Sequence 2 of 3.

James Dunbar / Harlequin ladybird adult (Harmonia axyridis) adult, Bristol, UK, August. Captive. Sequence 3 of 3

MYN / Marc Pihet / Harlequin ladybird (Harmonia axyridis), Maine-et-Loire, France, September. meetyourneighbours.net project

MYN / Marc Pihet / Harlequin ladybird (Harmonia axyridis), Maine-et-Loire, France, September. meetyourneighbours.net project

MYN / Marc Pihet / Harlequin ladybird (Harmonia axyridis), Maine-et-Loire, France, September. meetyourneighbours.net project

Stephen Dalton / Harlequin ladybird (Harmonia axyridis) in flight, invasive species, England, UK. March.

Stephen Dalton / Harlequin ladybird larvae (Harmonia axyridis) Sussex, England, UK. July.

Pete Oxford / Harlequin beetle (Acrocinus longimanus) Yasuni National Park, Amazon Rainforest, Ecuador. South America

MYN / Krista Schlyer / Harlequin beetle (Acrocinus longimanus) pair mating, Anacostia watershed, Washington DC metro area, USA, August. Meetyourneighbours.net project.

Alex Hyde / Harlequin Ladybird Larva (Harmonia axyridis). This is an invasive species in the UK. Derbyshire, UK, September.

Alex Hyde / Harlequin Ladybirds (Harmonia axyridis) showing various colour patterns, Derbyshire, UK, October. Invasive species.

Stephen Dalton / Harlequin ladybirds (Harmonia axyridis) hibernating. Sussex, England, UK, October. An alien species in UK, this beetle makes use of pheromones to attract others to aggregate in large groups when hiber...

Stephen Dalton / Harlequin ladybirds (Harmonia axyridis) showing two colour forms, Sussex, England, UK, January.

Rod Williams / Harlequin Ladybird (Harmonia axyridis) Lewisham, London, England, UK, May.

Pete Oxford / Harlequin Beetle (Acrocinus longimanus), Yasuni National Park, Amazon Rainforest, Ecuador

Niall Benvie / Composite of insects, arachnids and plants found on the Arnos Vale BioBlitz, Bristol, UK, June 2012 meetyourneighbours.net project. Orange ladybird (Halyzia sedecimguttata), Ivy (Hedera helix), Green...

Paul Hobson / Harlequin Ladybird (Harmonia axyridis) melanic form, on turning leaf. Sheffield, October.

Rod Williams / Harlequin ladybird (Harmonia axyridis) newly emerged adult inflating wings, on Sycamore leaf, South London, UK, October

Rod Williams / Harlequin ladybird (Harmonia axyridis) pupa on leaf, South London, UK, August

Rod Williams / Harlequin ladybird (Harmonia axyridis) on leaf, South London, UK, August

Rod Williams / Harlequin ladybird (Harmonia axyridis) on leaf, South London, UK, August

Rod Williams / Harlequin ladybirds (Harmonia axyridis) two showing different spot markings, South London, UK, August

Rod Williams / Harlequin ladybird (Harmonia axyridis) adult beside pupa case, South London, UK, August

Rod Williams / Harlequin ladybird (Harmonia axyridis) larva, South London, UK, August

Nick Upton / 2020VISION / Harlequin / Multicoloured asian lady beetle (Harmonia axyridis succinea) predating Rose aphid (Macrosiphum rosae) on Rose bush (Rosa sp.) in garden, Wiltshire, England, UK, May . Property released.

Nick Upton / 2020VISION / Harlequin / Multicoloured asian lady beetle (Harmonia axyridis succinea) predating Rose aphid (Macrosiphum rosae) on Rose bush (Rosa sp.) in garden, Wiltshire, England, UK, May . Property released.

Nick Upton / 2020VISION / Harlequin / Multicoloured asian lady beetle (Harmonia axyridis - spectabilis form) on Rose bush (Rosa sp.) in garden, Wiltshire, England, UK, May . Property released.

Michael & Patricia Fogden / Harlequin Beetle (Acrocinus longimanus) male in rainforest, Costa Rica

Christian Ziegler / Harlequin Beetle (Acrocinus longimanus) with pseudoscorpion and an abundance of red mites, Barro Colorado Island, Panama

Nick Upton / Eggs of Harlequin / Multicoloured Asian ladybird (Harmonia axyridis) on Rose leaf near some dead Rose aphids (Macrosiphon rosae) a prey species. Wiltshire garden, UK, May.

Nick Upton / Harlequin / Multicoloured Asian ladybird (Harmonia axyridis - succinea form) hunting Rose aphid (Macrosiphon rosae) on Rose bud. Wiltshire garden, UK, May.

Nick Upton / Harlequin / Multicoloured Asian ladybird (Harmonia axyridis - succinea form) attacking Rose aphids (Macrosiphon rosae) on Rose bud, as some escape to the tip of the bud. Wiltshire garden, UK, May.

Nick Upton / Multicoloured Asian / Harlequin ladybird (Harmonia axyridis spectabilis) black form with four red spots, recently emerged from hibernation, sun basking on a leaf. Wiltshire garden, UK, April 2010.

Simon Colmer / Multicoloured Asian / Harlequin ladybird (Harmonia axyridis) pupa on Clover leaf (Trifolimum sp.) England, UK

Nick Upton / Harlequin / Multicoloured asian ladybird (Harmonia axyridis) on flower, an invasive species spreading north through Europe since 2001, Marburg, Hesse, Germany

Stephen Dalton / Harlequin / multicoloured asian ladybird {Harmonia axyridis} UK, introduced species

Stephen Dalton / Multicoloured asian / Harlequin ladybirds (Harmonia axyridis) hibernating, various colour forms, UK

Stephen Dalton / Harlequin / Multicoloured asian ladybirds {Harmonia axyridis} mating, UK

Stephen Dalton / Harlequin / multicoloured asian ladybirds {Harmonia axyridis} waking from hibernation, note colour variations, UK, introduced species

Dave Bevan / Harlequin / Multicoloured asian ladybird (Harmonia axyridis) feeding on the pollen of flowerss, UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybirds (Harmonia axyridis) UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird larva (Harmonia axyridis) UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) on nettle, UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) feeding on ivy flowers, UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) pupa on leaf, UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) on nettle, UK

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) pupa on leaf, UK

Solvin Zankl / Harlequin / Multicoloured asian ladybird (Harmonia axyridis) on Dandelion seedhead, Germany

Adrian Davies / Harlequin / Multicoloured Asian Ladybird {Harmonia axyridis} UK

Piotr Naskrecki / Harlequin Beetle (Acrocinus longimanus) female, Acarai Mountains, Guyana

Piotr Naskrecki / Harlequin Beetle (Acrocinus longimanus) with pseudoscorpion hanging on to be able to move to different places in a behavior called phoresy, Acarai Mountains, Guyana

Simon Colmer / Multicoloured / Asian / Harlequin Ladybird (Harmonia axyridis) on Euphorbia, Essex, UK

Nick Upton / Harlequin beetle close up front portrait (Acrocinus longimanus) Ecuador

Doug Wechsler / Male Harlequin beetle (Acrocinus longimanus) Burro Burro river, Guyana

Doug Wechsler / Close up of male Harleguin beetle (Acrocinus longimanus) Burro Burro river, Guyana

Kim Taylor / Harlequin Beetle {Acrocinus longimanus}. Trinidad, South America. Captive

Kim Taylor / Harlequin Beetle close-up portrait Trinidad. Captive.

Ingo Arndt / Harlequin Beetle (Acrocinus longimanus) underside detail of leg and foot

Ingo Arndt / Harlequin Beetle (Acrocinus longimanus) underside detail of leg and foot

PREMAPHOTOS / Harlequin beetle female {Acrocinus longimanus} covered in mites. Trinidad

Mark Moffett / Harlequin Beetle (Acrocinus longimanus) pair courting, French Guiana

Mark Moffett / Harlequin Beetle (Acrocinus longimanus) portrait on log

Mark Moffett / Harlequin Beetle (Acrocinus longimanus) pair in courtship ritual, French Guiana

Nigel Cattlin / Harlequin ladybird (Harmonia axyridis) larvae still with a raft of empty egg cases, June Berkshire, England, UK.

Nigel Cattlin / Newly hatched Harlequin ladybird (Harmonia axyridis) larvae still with a raft of empty egg cases, June Berkshire, England, UK.

Nigel Cattlin / Harlequin ladybird (Harmonia axyridis) eggs on a strawberry leaf Berkshire, England, UK.

Nigel Cattlin / Harlequin / Asian ladybird (Harmonia axyridis) adult with black background and four red irregular spots, a variant colour type, Berkshire, England, UK. June

Nigel Cattlin / Photomicrograph of a Harlequin / Asian ladybird, (Harmonia axyridis) larva, predator of aphids and other small arthropods. Berkshire, England, UK.

Piotr Naskrecki / Harlequin Beetle (Acrocinus longimanus) in rainforest, Tayrona National Natural Park, Colombia

Michael & Patricia Fogden / Harlequin Beetle (Acrocinus longimanus) in rainforest, Costa Rica

Michael & Patricia Fogden / Harlequin Beetle (Acrocinus longimanus) in rainforest, Costa Rica

Michael & Patricia Fogden / Harlequin Beetle (Acrocinus longimanus) in rainforest, Costa Rica

Christian Ziegler / Left to right, from top: Blue Helicopter Damselfly (Megaloprepus coerulatus), Mydas Fly (Mydidae), Saw-nosed Planthopper (Cathedra serrata), Metalmark (Lymnas pixe), Grasshopper (Proscopia panamensis)...

Chris Shields / Illustration of Asian lady beetle / Japanese ladybug / Harlequin ladybird (Harmonia axyridis), Coccinellidae.

Chris Shields / Illustration of Asian lady beetle / Japanese ladybug / Harlequin ladybird (Harmonia axyridis), Coccinellidae.

Rod Williams / Harlequin Beetle / Ladybird (Harmonia axyridis succinea) on sage, South London, June 2OO8