Jouan & Rius / Cup fungi on decaying wood in rainforest, Borneo, Sarawak, Malaysia

Alex Hyde / Lemon Disco / Yellow fairy cups fungus (Bisporella citrina) on rotting deciduous wood, Peak District National Park, Derbyshire, UK. October.

Alex Hyde / Lemon Disco / Yellow fairy cups fungus (Bisporella citrina) on rotting deciduous wood, Peak District National Park, Derbyshire, UK. October.

Alex Hyde / Lemon Disco / Yellow fairy cups fungus (Bisporella citrina) on rotting deciduous wood, Peak District National Park, Derbyshire, UK. October.

Benoit Stichelbaut / Man on mast at 32nd America's Cup (Louis Vuitton Act 12), Valencia, Spain (June 2006).

Michael & Patricia Fogden / Sarcopera (Sarcopera sp) inflorescence with buds and nectar-secreting cups in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Christian Ziegler / Spix's Disk-winged Bat (Thyroptera tricolor) pair roosting in rolled up Heliconia (Heliconia sp) leaf with the help of tiny suction cups on their wings, Smithsonian Tropical Research Station, Barro Co...

Christian Ziegler / Spix's Disk-winged Bat (Thyroptera tricolor) group roosting in rolled up Heliconia (Heliconia sp) leaf with the help of tiny suction cups on their wings, Smithsonian Tropical Research Station, Barro C...

Christian Ziegler / Spix's Disk-winged Bat (Thyroptera tricolor) placed in a glass cylinder to show suction cups on its wings, Smithsonian Tropical Research Station, Barro Colorado Island, Panama

Juergen Freund / Detail of the feet of a Sea cucumber, it crawls across the floor of the sea using hundreds of minute suction cups in the tubular feet, Kimbe Bay, West New Britain, Papua New Guinea.

Nick Upton / Rolls of hay in flooded sedge marsh with flowering Marsh marigolds / King cups (Caltha palustris), Biebrza National Park, Zajki, Podlasklie, Poland, April 2008.

Bruno D'Amicis / Coffee (Coffea arabica) poured from traditional terracotta pitcher into bamboo cups during ceremony, Bonga, Kaffa Zone, Southern Ethiopia, East Africa December 2008

Bruno D'Amicis / Ethiopian woman pouring coffee (Coffea arabica) from traditional terracotta pitcher into bamboo cups, Bonga, Kaffa Zone, Southern Ethiopia, East Africa December 2008

Nick Upton / Marsh marigolds / King cups (Caltha palustris) flowering in flooded marshland in Spring, Narew marshes, Poland

Rolf Nussbaumer / Mojave desert in bloom with Yellow Cups (Camissonia brevipes) and Arizona lupine (Lupinus arizonicus), Joshua Tree National Park, California, USA, March 2008

Gary K. Smith / Coffee in a cup on saucer along with a Rich tea biscuit

Niall Benvie / King cups {Caltha palustris} in wetlands with tree reflections in water, Kemeri NP, Latvia

Niall Benvie / King cups {Caltha palustris} in Black alder carr Kemeri NP, Latvia

Larry Michael / Pixie-cups lichen {Cladonia pyxidata} Michigan, USA

Constantinos Petrinos / Wine measuring cups of various sizes outside shop for locally produced wine, Alonissos Island (Aegean) Greece

Philippe Clement / Marsh marigolds / King cups {Caltha palustris} with {Senecio sp} in seed in broadleaf forest, Germany

Philippe Clement / Marsh marigolds / King cups {Caltha palustris} with {Senecio sp} in broadleaf forest, Germany

Ingo Arndt / Common Octopus (Octopus vulgaris) underside detail of tentacle showing suction cups

Ross Hoddinott / Close up of cups of Lichen {Cladonia fimbriata} UK

John Downer / King cups (Marsh marigolds) (Caltha palustris) beside river Dart, Devon, England, UK, Europe

Christian Ziegler / Spix's Disk-winged Bat (Thyroptera tricolor) group roosting in rolled up Heliconia (Heliconia sp) leaf with the help of tiny suction cups on their wings, Smithsonian Tropical Research Station, Barro C...

Peter Lewis / Colmers Hill near Bridport, Dorset, with Butter Cups (Ranunculus sp) in the foreground. May 2005.

Mark Yates / King cups (Marsh marigold) (Caltha palustris). England, UK, Europe

Erwan Quéméré / The America's Cup trophy.