Tui De Roy / Blue-footed booby (Sula nebouxii) diving towards sea, folding wings. Northeast coast, Santiago Island, Galapagos. Sequence 1/2.

Bence Mate / Portrait of immature Black-winged stilt (Himantopus himantopus) sitting, with legs folding infront, Hungary

Linda Pitkin / 2020VISION / Cliffs showing rock striations and geological folding, Pettico Wick, St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotland, UK, August 2011

Angelo Gandolfi / Golden Eagle (Aquila chrysaetos) swooping. The sequence of folding wings to gain speed. Canyon del Ebro y Rudron, Castilla y Leon, Spain. COMPOSITE IMAGE.

Piotr Naskrecki / Pygmy Leaf-folding Frog (Afrixalus vibekensis), Atewa Range, Ghana

Rick Price / Banding and folding of rock on cliff above Cyclone Creek. Talbot Bay, The Kimberley, Western Australia. 2015.

Tui De Roy / Blue-footed booby (Sula nebouxii), five flying, folding wings to dive into water. Cape Douglas, Fernandina Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii), six diving into sea. Espumilla Beach, Santiago Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii) diving towards sea, folding wings. Northeast coast, Santiago Island, Galapagos. Sequence 1/2.

Tui De Roy / Blue-footed booby (Sula nebouxii) folding wings as it dives towards sea. Cerro Brujo, San Cristobal Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii), five folding wings whilst diving towards sea. Espumilla Beach, Santiago Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii) folding wings as it dives. Cerro Brujo, San Cristobal Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii) folding wings as it dives. Cerro Brujo, San Cristobal Island, Galapagos.

Tui De Roy / Blue-footed booby (Sula nebouxii) folding wings as it dives. Turtle Cove, Santa Cruz Island, Galapagos.

Ashley Cooper / Hartland Quay on the Devon Coast, England, UK, June.

Ashley Cooper / Black Church Rock near Clovelly in Devon, England, UK, June.

Ashley Cooper / Black Church Rock near Clovelly in Devon, England, UK, June 2006.

Ashley Cooper / Folded rocks, showing the pressures created by tectonic drift, in Stromness Bay, South Georgia, in the Southern Ocean. February 2014

Graham Eaton / Folded Carboniferous age sandstone and shale (Culm Measures) in plan view, deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late Paleozoic...

Graham Eaton / Folded Carboniferous age sandstones, Hartland Quay, Devon, UK, May

Graham Eaton / Folded Carboniferous age sandstone and shale (Culm Measures) deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late Paleozoic continental c...

Graham Eaton / Conjugate kink bands in Carboniferous turbidite shales, Bude, Cornwall, UK, May

Graham Eaton / An anticline in deformed Carboniferous sandstones and shale (Culm Measures) near Bude, Cornwall, UK, March. These rocks were deformed during the Hercynian or Variscan Orogeny, a mountain building even...

Graham Eaton / Ductile folding in Pre-Cambrian age, metamorphic, Chlorite Schist. Llyn, Wales, UK, May

Graham Eaton / Crenulation cleavage developed in Pre-Cambrian age, metamorphic, Chlorite Schist. Llyn, Wales, UK, May

Graham Eaton / Crenulation cleavage developed in Pre-Cambrian age chlorite schist, a metamorphic rock Llyn, Wales, UK, May

Graham Eaton / Folded Carboniferous age sandstone and shale (Culm Measures) in plan view, deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late Paleozoic...

Graham Eaton / Chevron recumbent folding in Carboniferous age sandstone and shale (Culm Measures), deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late...

Graham Eaton / Recumbent folds in Carboniferous age sandstones and Shale (Bude Formation), Bude, Cornwall, UK, May. The rocks were deformed during the Hercynian Orogeny or mountain building event.

Graham Eaton / Recumbent folds in Carboniferous age sandstones and Shale (Bude Formation), Bude, Cornwall, UK, May. The rocks were deformed during the Hercynian Orogeny or mountain building event.

Graham Eaton / A thrust fault in Carboniferous age Sandstones and shales (Culm Measures) at Crackington Haven, near Bude, Cornwall, March. The rocks comprise the Crackington Formation of thinly bedded turbidite sand...

Graham Eaton / A thrust fault in Carboniferous age Sandstones and shales (Culm Measures) at Crackington Haven, near Bude, Cornwall, March. The rocks comprise the Crackington Formation of thinly bedded turbidite sand...

Graham Eaton / A small relay thrust fault in steeply dipping Carboniferous age Sandstones and shales (Culm Measures) near Bude, Cornwall, March.

Graham Eaton / A box fold formed by intersecting kink folds in Carboniferous age Sandstones and Shales (Culm Measures) at Menanchrurch near Bude, Cornwall, March. The deformation of the rocks formed during the Varis...

Graham Eaton / Chevron folded Carboniferous age sandstone and shale (Culm Measures), deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late Paleozoic cont...

Graham Eaton / Tightly folded Pre-Cambrian age, Quartz Mica Schist, a metamorphic rock. These are ductile folds generated under compression. Rhoscolyn Wales, UK, June

Graham Eaton / Chevron recumbent folding in Carboniferous age sandstone and shale (Culm Measures), deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late...

Will Watson / Karst Bridge, a natural limestone arch from, Cretaceous Period with Cainozoic folding located within Primeval Beech Forest, Carpathian Biosphere Reserve, UNESCO World Heritage Site, Zakarpattia Oblast...

Will Watson / Karst Bridge, a natural limestone arch from, Cretaceous Period with Cainozoic folding located within Primeval Beech Forest, Carpathian Biosphere Reserve, UNESCO World Heritage Site, Zakarpattia Oblast...

Will Watson / Karst Bridge, a natural limestone arch from, Cretaceous Period with Cainozoic folding located within Primeval Beech Forest, Carpathian Biosphere Reserve, UNESCO World Heritage Site, Zakarpattia Oblast...

Pat Tuson / Brompton Bike Dock, lockers holding Brompton folding bicycles for hire outside the Whittington Hospital. The solar panels above provide all the energy needed to power the Dock. Islington, England, UK,...

Cyril Ruoso / Baka woman folding a very strong piece of freshly harvested bark, used as a rope, South East Cameroon, July 2008.

Markus Varesvuo / Great Grey Owl (Strix nebulosa) folding wings, after landing on snow covered ground, Raahe, Finland, March

Charlie Summers / Greater sandhill crane (Grus canadensis tabida) just folding its wings after landing in a snow covered field, Bosque del Apache, New Mexico

Linda Pitkin / 2020VISION / Cliffs showing layers of strata and geological folding, Pettico Wick, St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotland, UK, August 2011

Linda Pitkin / 2020VISION / Cliffs showing rock striations and geological folding, Pettico Wick, St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotland, UK, August 2011

Aflo / Portrait of mother and daughter sitting folding towels, with Toy Poodle puppy

Piotr Naskrecki / Nigeria Banana Frog (Afrixalus nigeriensis), Atewa Range, Ghana

Michael & Patricia Fogden / Geologic folding in lower Ugab Valley, Damaraland, Namibia

Juergen Freund / Hamersley Gorge - banded iron rock walls in the Pilbara Region, Karijini NP, Western Australia. Sheer walls of rock are layered in colours from red to green and blue to pink depending on the light

Juergen Freund / Hamersley Gorge - banded iron rock walls in the Pilbara Region, Karijini NP, Western Australia. Sheer walls of rock are layered in colours from red to green and blue to pink depending on the light

SIMON KING / Rock strata folding along coastal cliffs, South Georgia

Gerry Ellis / Folding and uplift along Laurentian Divide, St Lawrence Seaway, Quebec, Canada

Tui De Roy / Geologic folding, Digges Island, Hudson Bay, Canada

Paul D Stewart / An African/Asian tropical landscape. Reproduced in Lubach and Logeman's 'Panorama der Bewoonde Aarde' (Panorama of the Inhabited World) 1851. This hand tinted folding lithograph references a series of...

Paul D Stewart / A northern temperate European landscape, reproduced in Lubach and Logeman's 'Panorama der Bewoonde Aarde' (Panorama of the Inhabited World) 1851. This hand tinted folding lithograph references a serie...

Paul D Stewart / Detail from a folding hand coloured copperplate engraving from William Buckland's contribution to the Bridgewater Treatises ' Geology and Mineralogy Considered with Reference to Natural Theology'. Pic...

Graham Eaton / Folded Psammite with small kink bands on the fold limbs, New Harbour Group of the Ediacaran Period, Anglesey, Wales, UK. July, 2022.

Graham Eaton / Folded Psammite with small kink bands on the fold limbs, New Harbour Group of the Ediacaran Period, Anglesey, Wales, UK. July, 2022.

Graham Eaton / Folded Psammite with small kink bands on the fold limbs, New Harbour Group of the Ediacaran Period, Anglesey, Wales, UK. July, 2022.

Graham Eaton / The Three Chimneys, three prominent layers of vertically bedded, Carboniferous age sandstone. The sediments were deposited horizontally, but were tilted during the Variscan Orogeny, Marloes, Pembroke...

Graham Eaton / The Three Chimneys, three prominent layers of vertically bedded, Carboniferous age sandstone. The sediments were deposited horizontally, but were tilted during the Variscan Orogeny, Marloes, Pembroke...

Graham Eaton / An synclinal fold with minor thrusting due to flexural slip. Carboniferous, Culm Measures, deformed during the Variscan or Hercynian Orogeny, Bude, Cornwall, UK. January, 2022.

Tony Wu / Split-second prior to Siberian flying squirrel (Pteromys volans orii) landing on tree, adjusting its attitude in mid-flight toward relatively vertical position to reduce speed and folding its wings in...

Graham Eaton / An anticlinal fold with minor thrusting in carboniferous, Culm Measures geological strata formation, Bude, Cornwall, UK. January, 2022.

Graham Eaton / Rock formation showing vertically bedded, carboniferous, Culm Measures sandstones, on the shore, Bude, Cornwall, UK. January, 2022.

Graham Eaton / Folded Silurian age turbidite sandstone and mudstone along the shore at Clarach Bay near Aberystwyth, Wales, UK. March, 2016.

Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus) hanging upside down on a branch, then stretches its wings before folding them again, Yarra Bend, Kew, Victoria, Australia, November.

Chris Mattison / Pygmy leaf-folding frog (Afrixalus brachycnemis) sitting on a fern frond, Tanzania, Africa.

Philippe Clement / Sensitive plant (Mimosa pudica) close-up of leaflets folding inwards, native to South America and Central America. May