Laurie Campbell / Common / Viviparous lizard (Zootoca vivipara) mother with young. Burnmouth, Berwickshire, England, UK.

Niall Benvie,Niall Benvie / Wall Lizard (Podarcis lilfordi) against white background. France, August.

Robert Valentic / Milos wall lizard (Podarcis milensis) male from the hills above Plaka on Milos Island, Greece, July. Controlled conditions.

Robert Valentic / Milos wall lizard (Podarcis milensis) male in breeding colours from Plaka on Milos Island, Greece, July. Controlled conditions.

Robert Valentic / Peloponnese wall lizard (Podarcis peloponnesiacus) in breeding colours. Kardamyli,Peloponnese, Greece. August.

Fabio Pupin / Common wall lizard, (Podarcis muralis), ventral pattern used for ID, Italy, July . Non-ex.

Fabio Pupin / Sicilian wall lizard, (Podarcis wagleriana), Sicily, Italy, April . Non-ex.

Fabio Pupin / Large psammodromus, (Psammodromus algirus), in wood habitat, Spain, June . Non-ex.

Fabio Pupin / Large psammodromus, (Psammodromus algirus), in wood habitat, Spain, June . Non-ex.

Fabio Pupin / Large psammodromus, (Psammodromus algirus), male with mating season colours near stream, Spain, June . Non-ex.

Fabio Pupin / Iberian wall lizard, (Podarcis hispanicus), male on mossy rock, Spain, June . Non-ex.

Fabio Pupin / Martinez-Rica's rock lizard,(Iberolacerta martinezricai), basking in habitat, Spain, October. Critically endangered species. Non-ex.

Fabio Pupin / Common wall lizard, (Podarcis muralis), rare melanic morph, Italy, April . Non-ex.

Fabio Pupin / Dalmatian wall lizard, (Podarcis melisellensis), fight between two males with distinct morphs, Croatia, April . Non-ex.

Fabio Pupin / Tyrrhenian wall lizard, (Podarcis tiliguerta), basking on granite boulders, Sardinia, Italy, June . Non-ex.

Fabio Pupin / Italian wall lizard, (Podarcis sicula), basking on tree branch, Sicily, Italy, April . Non-ex.

Fabio Pupin / Common wall lizard, (Podarcis muralis), scientist applying non-toxic paint for visual identification, Italy, April . Non-ex.

Fabio Pupin / Martinez-Rica's rock lizard, (Iberolacerta martinezricai), Spain, October . Non-ex.

Fabio Pupin / Common wall lizard, (Podarcis muralis), close-up of the head, Italy, March . Non-ex.

Fabio Pupin / Large psammodromus, (Psammodromus algyrus), Portugal, September. Non-ex.

Nick Upton / Female Tyrrhenian wall lizard (Podarcis tiliguerta) sun basking on a boulder, Sardinia, Italy, June.

Nick Upton / Male Tyrrhenian wall lizard (Podarcis tiliguerta) sun basking on a boulder, Sardinia, Italy, June.

Mike Read / Tyrrhenian wall lizard (Podarcis tiliguerta) basking on rock. Restonica Valley, Regional Natural Park of Corsica, France. July.

Philippe Clement / Two Common wall lizards (Podarcis muralis) interacting on a burnt log, La Brenne, France, April.

Philippe Clement / Two Common wall lizards (Podarcis muralis) basking on an old log, La Brenne, France, April.

Alain Dragesco-Joffe / Scutellated fringe-fingered lizard (Acanthodactylus scutellatus) Tenere, Sahara, Niger.

Robin Chittenden / Italian wall lizard (Podarcis siculus), Sicily, Italy. April.

Robin Chittenden / Sicilian wall lizard (Podarcis waglerianus) basking on rock, Sicily, Italy. April.

Kim Taylor / Common wall lizard (Podarcis muralis) pair sharing a rock crevice. Apennines, Italy, May.

Adrian Davies / Two Common lizards (Zootoca vivipara) basking on rock, showing polymorphism, Devon, UK. August.

Philippe Clement / Two young viviparous lizards / Common lizard (Zootoca vivipara / Lacerta vivipara) juveniles sunning on log in summer, Belgium, September

Dave Bevan / Juvenile Viviparous lizards (Zootoca vivipara) basking on a rock, Carmarthenshire, Wales, UK, September.

Oriol Alamany / Ibiza Wall Lizard (Podarcis pityusensis) Ibiza biodiversity and culture UNESCO World Heritage Site, Spain.

Lorraine Bennery / Tyrrhenian wall lizard (Podarcis tiliguerta) on a rock, Gulf of Porto, Scandola Reserve UNESCO World Heritage site, Calanche of Piana, Corsica, France.

Nick Upton / Common wall lizard (Podarcis muralis) basking on a limestone rock, Asturias, Spain, August.

Nick Upton / Adult and young male Gran Canaria giant lizards (Gallotia stehlini) on volcanic rock boulder, Gran Canaria, Canary Islands, June.

Colin Varndell / Wall lizard (Podarcis muralis) male basking on stone, Portland, Dorset, UK June

Cyril Ruoso / Iberian wall lizard (Podarcis hispanica), Alberes Mountains, Pyrenees, France, Octobed.

Laurie Campbell / Common / Viviparous Lizard (Zootoca vivipara) young breaking free from egg membrane it was born in. This species can both give birth to live young in a thin membrane and lay eggs. Burnmouth, Berwicks...

Chien Lee / Lantern Fly (Pyrops whiteheadi) with Four-clawed Gecko (Gehyra mutilata) waiting below for the fly to excrete honeydew, Sabah, Borneo, Malaysia

Alex Hyde / Common wall lizard (Podarcis muralis) in crevice of limestone cliff. Plitvice Lakes National Park, Croatia. November.

MYN / Niall Benvie / Wall lizard (Podarcis muralis) Burgundy, France, April.

MYN / Niall Benvie / Wall lizard (Podarcis muralis) Burgundy, France, April.

Colin Varndell / Wall lizard (Podarcis muralis) basking on stone. Portland, Dorset, UK, July.

Dave Watts / European green lizard (Lacerta viridis) and European wall lizard (Podarcis muralis) France, April.

Pascal Pittorino / Common wall lizard (Podarcis muralis) sunning on tree trunk of a Canary island palm (Phoenix canariensis) Var, Provence, France, March

Pascal Pittorino / Tyrrhenian wall lizard (Podarcis tiliguerta) on a rock, Parc Naturel Regional de Corse / Corsica Natural Regional Park, Corsica Island. France, May.

Martin Gabriel / Common wall lizard (Podarcis muralis) juvenile, Kelheim, Bavaria, Germany, September.

Martin Gabriel / Common wall lizard (Podarcis muralis) juvenile, Kelheim, Bavaria, Germany, September.

Stephen Dalton / European wall lizard (Podarcis muralis) Menorca. May.

Stephen Dalton / European wall lizard (Podarcis muralis) Menorca. May.

MYN / Niall Benvie / Composite of many different species of plants, insects spiders and Wall Lizard (Podarcis muralis) from Preporche, Burgundy, France, April. meetyourneighbours.net project

MYN / Paul van Hoof / Common wall lizard (Podarcis muralis) female, France, April. Meetyourneighbours.net project

Luis Quinta / Spiny footed lizard (Acanthodactylus erythrurus) juvenile, Portugal. Endemic to Iberia.

Luis Quinta / Male Algerian psammodromus (Psammodromus algirus) in breeding colouration, Caparica Fossil Cliff, Portugal, May.

Luis Quinta / Male Algerian psammodromus (Psammodromus algirus) in breeding colouration, Caparica Fossil Cliff, Portugal, May.

Luis Quinta / Spiny footed lizard (Acanthodactylus erythrurus) juvenile, Portugal. Endemic to Iberia.

Colin Varndell / Sand Lizard (Lacerta agilis) male in breeding colours, Dorset, UK, May.

Ch'ien Lee / Four-clawed Gecko (Gehyra mutilata) guarding Lantern Fly (Pyrops whiteheadi) to feed on honeydew, Sepilok Forest Reserve, Sabah, Borneo, Malaysia

Christian Ziegler / Tropical Forest Dragon (Gonocephalus liogaster) lizard feeding on large cicada, Lambir Hills National Park, Sarawak, Malaysia

Ashley Cooper / Three Madeiran wall lizards (Teira dugesii) basking on rocks, Fontes, Madeira. March.

Roman Willi / Common wall lizard (Podarcis muralis) resting on rocks, Lucerne, Switzerland. September.

Colin Varndell / Wall lizard (Podarcis muralis) male, resting on stone, Portland, Dorset, UK. July.

Roman Willi / Common wall lizard (Podarcis muralis) portrait, Obwalden, Switzerland. September.

Paul Harcourt Davies / Italian wall lizard (Podarcis siculus) female, resting on tree trunk, Podere Montecucco, Umbria, Italy. September.

Paul Harcourt Davies / Italian wall lizard (Podarcis siculus) female, portrait, Podere Montecucco, Umbria, Italy September.

SCOTLAND: The Big Picture / Two Common lizards (Zootoca vivipara) face to face on a rock, Scotland, UK. September.

Paul Harcourt Davies / Two European green lizards (Lacerta viridis) resting on ground, close to each other, Umbria, Italy. May.

Robin Chittenden / Lilford's wall lizard (Podarcis lilfordi) Mallorca, August.

Robin Chittenden / Lilford's wall lizard (Podarcis lilfordi) Mallorca, August.

Fabio Pupin / Bocage's wall lizard (Podarcis bocagei) basking on rock, Portugal

Oriol Alamany / Lilford's wall lizard (Podarcis lilfordi) male sunning near the sea shore, Archipiélago de Cabrera National Park, Balearic islands, Spain, May

Andres M. Dominguez / Ocellated or jewelled lizards (Timon lepidus) basking on rocks, Los Alcornocales Natural Park. Southern Spain. May.