Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) early evening, Kuhmo, Finland, July 2008. Exclusive Japanese calendar rights for 2014

Wild Wonders of Europe / Widstrand / European brown bear (Ursus arctos) walking, Kuhmo, Finland, July 2009

Wild Wonders of Europe / Widstrand / European brown bear (Ursus arctos) walking, Kuhmo, Finland, July 2009

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) investigating camera, Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) close up of nose while investigating remote camera, Kuhmo, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) with two cubs, Suomussalmi, Finland, July 2008 WWE INDOOR EXHIBITION Wild Wonders kids book.

Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) rubbing back against tree, Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) portrait, Kuhmo, Finland, July 2008

Wild Wonders of Europe / Widstrand / Kitkajoki River, Oulanka National Park, Finland, September 2008. Woodland predominantly Spruce (Picea abies) and Silver Birch (Betula verrucosa)

Wild Wonders of Europe / Widstrand / Siberian forest with standing and fallen dead tree, Oulanka, Finland, September 2008

Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) early evening, Kuhmo, Finland, July 2008. Exclusive Japanese calendar rights for 2014

Wild Wonders of Europe / Widstrand / European brown bear (Ursus arctos) walking, Kuhmo, Finland, July 2009

Wild Wonders of Europe / Widstrand / European brown bear (Ursus arctos) walking, Kuhmo, Finland, July 2009

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) investigating camera, Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) close up of nose while investigating remote camera, Kuhmo, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) with two cubs, Suomussalmi, Finland, July 2008 WWE INDOOR EXHIBITION Wild Wonders kids book.

Wild Wonders of Europe / Widstra / Eurasian brown bear (Ursus arctos) rubbing back against tree, Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) Suomussalmi, Finland, July 2008

Wild Wonders of Europe / Widstrand / Eurasian brown bear (Ursus arctos) portrait, Kuhmo, Finland, July 2008

Wild Wonders of Europe / Widstrand / Kitkajoki River, Oulanka National Park, Finland, September 2008. Woodland predominantly Spruce (Picea abies) and Silver Birch (Betula verrucosa)

Wild Wonders of Europe / Widstrand / Siberian forest with standing and fallen dead tree, Oulanka, Finland, September 2008

Terry Whittaker / Grey heron ( Ardea cinerea) flying to bin. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Cheryl-Samantha Owen / Lynn Ballagh closing gate on his cattle ranch, Sandhills of Nebraska, Garfield County, Nebraska, USA.

Morley Read / Clown treefrog (Dendropsophus reticulatus) closing its eyes, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Tony Wu / Manchurian crane (Grus japonensis) closing nictitating membrane of eye, portrait. Hokkaido, Japan. March. Sequence 3/3.

Tony Wu / Manchurian crane (Grus japonensis) closing nictitating membrane of eye, portrait. Hokkaido, Japan. March. Sequence 2/3.

Tony Wu / Manchurian crane (Grus japonensis) closing nictitating membrane of eye, portrait. Hokkaido, Japan. March. Sequence 1/3.

Heather Angel / Crocus (Crocus sp) flower from above, closing in evening. Focus stacked.

Heather Angel / Southern magnolia / Bull bay (Magnolia grandiflora) flower. The opening and closing of petals controls the time beetle pollinators enter and leave the flower. Cultivated in garden, Surrey, England, UK...

Terry Whittaker / Grey Herons ( Ardea cinerea) congregating around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey Herons ( Ardea cinerea) congregating around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey Heron ( Ardea cinerea) congregating around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey Heron ( Ardea cinerea) flying near fish stalls as city markets are closing, to pick up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey herons ( Ardea cinerea) scavenging from bin. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish, Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey Heron ( Ardea cinerea). Amsterdam, Netherlands. April. Heron congregate around the fish stalls as city markets are closing, picking up scraps of food.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Terry Whittaker / Grey heron ( Ardea cinerea) scavenging fish. Herons congregate around the fish stalls as city markets are closing, picking up scraps of food. Amsterdam, Netherlands. April.

Juergen Freund / Timelapse of Water lily (Nymphaea gigantea) closing at dusk, Lake Barrine, Wet Tropics World Heritage Area, North Queensland, Australia.

Jordi Chias / Whale shark (Rhincodon typus), closing nictitating membrane, South Ari Atoll, Maldives Islands, Indian Ocean.

Edwin Giesbers / Portrait of a melanistic Leopard (Panthera pardus), opening and closing eyes. Captive.

Dave Bevan / Eastern gray squirrel (Sciurus carolinensis) entering a humane trap, door shuts, Carmarthenshire, Wales, UK, May.

Jussi Murtosaari / Common redpoll (Acanthis flammea), flock in flight, at moment of closing wings, Finland, January.

Dave Bevan / European common frog (Rana temporaria) in a pond, closing its nictating membranes to lubricate its eyes, Carmarthenshire, Wales, UK, February.

Frederique Olivier / Southern rockhopper penguin (Eudyptes chrysocome) resting, opening and closing eye, New Island, Falkland Islands.

Five Films / White peacock butterfly (Anartia jatrophae) on a leaf, opening and closing its wings, Reserva Ecologica de Guapiacu, Rio de Janeiro, Brazil, 2015.

Frederique Olivier / Group of Hippopotamus (Hippopotamus amphibius) wallowing in a pool, resting, with nostrils opening and closing, Serengeti NP, Tanzania.

Nick Upton / Male White admiral butterfly (Limenitis camilla) resting on a Hazel (Corylus avellana) leaf, opening and closing its wings, Lower Woods Gloucestershire Wildlife Trust reserve, England, UK, July.

Jan Hamrsky / River snail (Viviparus contectus) closing shell opening with operculum, Europe, July. Controlled conditions.

Peter Cairns / 2020VISION / Gannet (Morus bassanus) perched on rock, opening and closing beak, June

Ramon Navarro / Stone curlew (Burhinus oedicnemus) settling on eggs, opening and closing beak, Seville, Spain, June.

Alex Mustard / Warty frogfish (Antennarius maculatus) swimming over the seabed, by gulping in water, then closing its mouth and squirting the water out of vents by its pelvic fins. Anilao, Batangas, Luzon, Philippin...

Adrian Davies / Cape Sundew (Drosera capensis) sequence showing capture of fly. Digital composite

Paul Harcourt Davies / Small copper butterfly (Lycaena phlaeas) on flower, with wings closing, La Renara, Orvieto, Umbria, Italy, July

Alex Mustard / 2020VISION / Basking shark (Cetorhinus maximus) closing its mouth to swallow a mouthful of plankton, Island of Coll, Inner Hebrides, Scotland, UK, North Atlantic Ocean, June

Ann & Steve Toon / Verreaux's / Giant eagle owl (Bubo lacteus) perched with eyes closing showing nictating membrane, Kgalagadi Transfrontier Park, South Africa, November

Stephen Dalton / Common Daisies (Bellis perennis), closing sequence at sundown (1 of 3). UK, May.

Stephen Dalton / Common Daisies (Bellis perennis), closing sequence at sundown (2 of 3). UK, May.

Stephen Dalton / Common Daisies (Bellis perennis), closing sequence at sundown (3 of 3). UK, May.

Jeff Rotman / Eye of Tiger shark (Galeocerdo cuvier), nictitating membrane closing to protect eye, Great Barrier Reef, Australia, Coral Sea.

Jeff Rotman / Eye of Whitetip Reef Shark (Triaenodon obesus), nictitating membrane closing to protect eye, Cocos Island, Costa Rica, Pacific Ocean.

GEORGETTE DOUWMA / Lined butterflyfish (Chaetodon lineolatus) swimming over coral reef, sea anemone closing for defence. This is the largest species in the genus. Indonesia

Tom Gilks / Greenpeace protesters closing down forcourt of BP petrol station, in response to the oil-spill disaster in the Gulf of Mexico. Central London, UK, 27 July 2010

Andy Rouse / Saltwater crocodile (Crocodylus porosus) closing mouth at water surface, Northern Territories, Australia

Mark Moffett / Door-maker Ant (Stenamma alas) using mud ball to close entrance to nest, Rio Toachi, Ecuador. Sequence 3 of 3

Mark Moffett / Door-maker Ant (Stenamma alas) closing nest entrance with mud ball used as a door nearby, Rio Toachi, Ecuador. Sequence 2 of 3

Wild Wonders of Europe / Falklin / Brown trout (Salmo trutta) closing mouth around Mayfly (Ephemera Danica) Dala river, Götene, Västra Götaland, Sweden, June 2009

Juan Manuel Borrero / Man closing the shutters to his shop in the medina of Marrakech, Morocco December 2007

Willem Kolvoort / Leatherback turtle (Dermochelys coriacea) closing her nest after laying eggs. Babunsanti Beach, Galibi, Surinam . 2003.

Willem Kolvoort / Leatherback turtle (Dermochelys coriacea) closing her nest after laying eggs. Babunsanti Beach, Galibi, Surinam. 2003.

Simon Colmer / Beadlet anemone (Actinia equina) with tentacles closing (Sequence 2/2) Sussex, UK

Jeff Rotman / Eye of Caribbean reef shark {Carcharhinus perezi} Bahamas, nictating membrane closing

Jacob Guy / Hairy frogfish (Antennarius striatus) opening its mouth. The animal is sitting on a sandy seabed. Lembeh Strait, Indonesia.

Joel Sartore / Photo Ark / Mountain yellow-legged frog (Rana muscosa) lying down and opening its eye, showing its nictitating membrane. The animal is showing respiration. The frog then jumps out of the frame. Oakland Zoo, Calif...

Joel Sartore / Photo Ark / Foothill yellow-legged frog (Rana boylii), sitting upright, breathing. The animal is opening and closing its eye, showing its nictitating membrane. Oakland Zoo, California, USA. Captive.

Joel Sartore / Photo Ark / A close up of an Oyster toadfish's (Opsanus tau) head showing breathing. The animals gills can be seen opening and closing. Loveland Living Planet Aquarium, Utah, USA. Captive.

Joel Sartore / Photo Ark / A close up of a Peregrine falcon's (Falco peregrinus anatum) head. The animal looks around and then repeatedly opens and closes its beak. Raptor Conservation Alliance, Elmwood, Nebraska, USA. Controll...

Neil Aldridge / Common toad (Bufo bufo) in a meadow closing and opening eye showing nictitating membrane and eyelid, Bunloit Estate, Scotland, summer.

Harry Collins / Peregrine falcon (Falco peregrinus) perched and closing eye showing nictitating membrane and eyelid, New Jersey, USA, June.

David Weiller / Long-nosed horned frog (Pelobatrachus nasutus) juvenile close up portrait, closing its eyes, showing the nictitating membrane, Crocker Range, Sabah, Borneo, July.

Joel Sartore / Photo Ark / Sand cat (Felis margarita harrisoni) female closing eyes and falling asleep, North Carolina Zoo. Captive.

Joel Sartore / Photo Ark / Monarch butterfly (Danaus plexippus) female profile, opening and closing its wings, Lincoln, Nebraska, USA. Controlled conditions.

Joel Sartore / Photo Ark / Salt Creek tiger beetle (Cicindela nevadica lincolniana) opening and closing its mandibles, Lincoln Children's Zoo. Captive.

Joel Sartore / Photo Ark / Monarch butterfly (Danaus plexippus) female profile, opening and closing its wings, Lincoln, Nebraska, USA. Controlled conditions.

Joel Sartore / Photo Ark / Monarch butterfly (Danaus plexippus) female opening and closing its wings, Lincoln, Nebraska, USA. Controlled conditions.

David Fleetham / Mantle detail on a light-sensitive Spondylus / Thorny oyster (Spondylus varians) shell, Philippines, Pacific Ocean.

Nick Upton / Heath potter wasp (Eumenes coarctatus) about to stock clay nest pot attached to Gorse bush (Ulex sp.) with paralysed Pug moth (Eupithecia sp) caterpillar, Devon, UK. September.

Nick Upton / Heath potter wasp (Eumenes coarctatus) stocking clay nest pot attached to Gorse bush (Ulex sp.) with paralysed moth caterpillar, Devon, UK. September.

Shane Gross / Close-up of the closed opening of a Painted anemone (Urticina crassicornis), Vancouver Island, Canada, Pacific Ocean.

Neil Challis / Dark blue tiger butterfly (Tirumala septentrionis) opening and closing wings while nectaring before flying out of shot, Western Thailand.

Edwin Giesbers / Keeper closing cage holding Eurasian lynx (Lynx lynx) to be transported and released in Polish nature reserve, breeding and reintroduction program, Germany. Captive. June.

Christophe Courteau / Timelapse of Common Catsear (Hypochaeris radicata) flowers closing at the end of the day in a garden, France.

Ingo Arndt / Honey bee (Apis mellifera) colony closing nest entrance to their hive inside an old black woodpecker nest cavity as viewed from outside, Germany.

Nick Upton / Female Willoughby's leafcutter bee (Megachile willughbiella) sealing its nest in an insect hotel with a leaf, Wiltshire, England, UK, July.

Nick Upton / Female Willoughby's leafcutter bee (Megachile willughbiella) sealing the entrance to its nest in an insect hotel, Wiltshire, England, UK, July.

Nick Upton / Female Willoughby's leafcutter bee (Megachile willughbiella) flying to its nest in an insect hotel and adjusting the seal, Wiltshire, England, UK, July.

Nick Upton / Female Willoughby's leafcutter bee (Megachile willughbiella) sealing the entrance to its nest in an insect hotel, Wiltshire, England, UK, July.

Philippe Clement / Doris longwing (Heliconius doris) tropical butterfly closing its wings. Captive, native to Central America and the Amazon rainforest.

Frederique Olivier / Soft coral polyps closing up (Goniopora), Nusatupe Lagoon, Solomon Islands.

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