Andres M. Dominguez / Great grey shrike (Lanius meridionalis) perched on a branch of Montpellier maple (Acer monspessulanum). Sierra de Grazalema Natural Park. southern Spain. December.

Stephen Dalton / Common housefly (Musca domestica) multiflash sequence of two images showing fly landing on ceiling, touching down on front feet and cart-wheeling down on remaining two pairs of feet.

Sue Flood / Luxury hotel room looking over the Pitons, Jade Mountain hotel, St Lucia, May 2007

Mitsuhiko Imamori / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Mitsuhiko Imamori / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Mitsuaki Iwago / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Mitsuaki Iwago / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Mitsuhiko Imamori / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Gavin Hellier / The famous painting on the ceiling of the winged heads of 80 Ethiopian cherubs, Debre Selassie Church, 'Trinity of the Mount of Light', UNESCO World Heritage Site, Gonder, Ethiopia 2005

Eric Medard / Greater Horseshoe Bat (Rhinolophus ferrumequinum) flying near cave ceiling. France, Europe, October.

Eric Medard / Greater Horseshoe Bat (Rhinolophus ferrumequinum) in flight near cave ceiling. France Europe, October.

Eric Medard / Natterer's Bats (Myotis nattereri) in flight near cave ceiling. France, Europe, September.

Juergen Freund / Spectacled flying foxes (Pteropus conspicillatus) roosting on the ceiling of their enclosure, Tolga Bat Hospital, Atherton, North Queensland, Australia. January 2008.

Juergen Freund / Spectacled flying foxes (Pteropus conspicillatus) roosting on the ceiling of their enclosure, Tolga Bat Hospital, Atherton, North Queensland, Australia. January 2008.

Juergen Freund / Spectacled flying foxes (Pteropus conspicillatus) roosting on the ceiling of their enclosure, Tolga Bat Hospital, Atherton, North Queensland, Australia. January 2008.

Colin Monteath / Snow Leopard (Uncia uncia) pelts hanging from restaurant rafters, approx 300 skins confiscated by customs, Ulan Baatar, Mongolia

Roberto Rinaldi / The ceiling of wrecked crude oil super-tanker "Amoco Milford Haven", on which it is still possible to see crude oil. The tanker sank on April 14th, 1991 after three days of fire. Genoa, Italy, 2007.

Stephen Dalton / Daddy long legs spider {Pholcus phalangioides} with egg-sac, walking upside-down on ceiling, UK, Pholcidae

Guy Edwardes / Looking up at the sky through the twin openings in a collapsed cave ceiling, Zelske Jame, Skocjan Karst Gorge, Rakov Skocjan, Slovenia, Europe, October 2007

Edwin Giesbers / Leaf nosed bat (Micronycteris sp) hanging from wooden ceiling, Rara Avis private reserve, Costa Rica

James Christensen / Moreau's Tropical House Gecko (Hemidactylus mabouia) pair mating on ceiling, Colon, Panama

Piotr Naskrecki / Moreau's Tropical House Gecko (Hemidactylus mabouia) eating moth, Mkambati Nature Reserve, South Africa. Sequence 3 of 3

Piotr Naskrecki / Moreau's Tropical House Gecko (Hemidactylus mabouia) catching moth, Mkambati Nature Reserve, South Africa. Sequence 2 of 3

Piotr Naskrecki / Moreau's Tropical House Gecko (Hemidactylus mabouia) catching moth, Mkambati Nature Reserve, South Africa. Sequence 1 of 3

Konrad Wothe / Bee (Apidae) group swarming on wooden ceiling, India

Bruno D'Amicis / House / Little swift (Apus affinis) on nest attached to wooden ceiling in Old town of Marrakech, Morocco, NW Africa

Konrad Wothe / Mediterranean Gecko (Hemidactylus turcicus) on ceiling, Peloponnese, Greece

Konrad Wothe / Barn Swallow (Hirundo rustica) incubating eggs in nest, Greece

Dietmar Nill / Lesser Horseshoe Bat (Rhinolophus hipposideros) female with juvenile, hanging from the ceiling, Austria

Dietmar Nill / Greater mouse-eared bats (Myotis myotis), one albino, hanging from the ceiling. Pinzgau, Austria

Dietmar Nill / Greater mouse-eared bats (Myotis myotis), one albino, hanging from the ceiling. Pinzgau, Austria

Dietmar Nill / Greater mouse-eared bats (Myotis myotis), one albino, hanging from the ceiling. Pinzgau, Austria

Konrad Wothe / Bat group hanging from ceiling of Aripo Caves, Trinidad, West Indies, Caribbean

Konrad Wothe / Bat group hanging from ceiling of Aripo Caves, Trinidad, West Indies, Caribbean

Konrad Wothe / Bat group hanging from ceiling of Aripo Caves, Trinidad, West Indies, Caribbean

Phil Savoie / Man wearing breathing mask to remove panels of Asbestos sheeting from ceiling of school room

Phil Savoie / Man wearing breathing mask to remove panels of Asbestos sheeting from ceiling of school room, UK

Phil Savoie / Man wearing breathing mask to remove panels of Asbestos sheeting from ceiling of school room, UK

Bernard Castelein / Yellow bellied house gecko {Hemidactylus flaviviridis} on ceiling next to light, Bandhavgarh NP, Madhya Pradesh, India

Philippe Clement / Moorish gecko {Tarentola mauritanica} climbing ceiling, Extremadura, Spain.

Kim Taylor / Common Bluebottle Fly (Calliphora vomitoria) on ceiling. Digital composite, UK.

Fred Bavendam / Australian Giant Cuttlefish (Sepia apama) den with several different batches of eggs hanging from the ceiling, Edithburgh, South Australia

Gerry Ellis / Intermediate Roundleaf Bat (Hipposideros larvatus) hanging from cave ceiling, Taman Negara National Park, Malaysia

Gerry Ellis / Intermediate Roundleaf Bat (Hipposideros larvatus) hanging from cave ceiling, Taman Negara National Park, Malaysia

Michael & Patricia Fogden / Common Glow Worm (Lampyris noctiluca) larva hanging from cave ceiling, Lamington National Park, Queensland, Australia

Gerry Ellis / Intermediate Roundleaf Bat (Hipposideros larvatus) group hanging from cave ceiling, Malaysia

Mitsuhiko Imamori / Carpenter Ant (Camponotus sp) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia

Norbert Wu / Norbert Wu photographing under the ice in Antarctica on shelf of an iceberg, brine channel stalactite and sea ice ceiling