Florian Möllers / House sparrow (Passer domesticus) perched on the fence of a construction site at the "Tacheles", Berlin, Germany, June

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) decorated with various types of trash and some flowers. West Papua, Indonesia, Dec 2008

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus minor) male displays to a female who has entered his bower. This bower is decorated with all natural objects. Rainforest of the Atherton Tablelands, Queensl...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The center of the bower avenue is decorated with green fruits. Located on the campus of James Cook University, Townsville, Queensland, Australi...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male performing a peripheral display around his bower while holding a red plastic cap. James Cook University Campus, Townsville, Queensland, Australia, Sept 2009

Tim Laman / Vogelkop bowerbird (Amblyornis inornata) holding berries used to decorate bower. Dec 2004

Wild Wonders of Europe / Geslin / Peregrine falcon (Falco peregrinus) chick with new rings, Sagrada familia cathedral, Barcelona, Spain, April 2009

Jose B. Ruiz / White storks {ciconia ciconia} nesting on purpose made poles, Malpartida de Caceres, Extremadura, Spain. Note - relocated after construction of hotel

Jose B. Ruiz / Silhouette of White storks {ciconia ciconia} nesting on purpose-built poles, Malpartida de Caceres, Extremadura, Spain Note - relocated after construction of hotel

Jabruson / Umbrella termite mound designed to repel heavy rain water, Mboko, Odzala NP, Democratic Republic of Congo.

Jabruson / Red billed quelea pair at nest in construction, Tsavo East NP, Kenya.

XI ZHINONG / Tibetan fox (Vulpes ferrilata) walking across a road, Kekexili, Qinghai, China, December

LYNN M. STONE / Roseate Spoonbill (Platalea ajaja) arranging sticks for new nest (under construction) in Bald Cypress tree. St. John's County, Florida, USA, March.

LYNN M. STONE / Roseate Spoonbills (Platalea ajaja) male climbing onto female's back to attempt mating by new nest (under construction) in Bald Cypress tree. St. John's County, Florida, USA, March.

LYNN M. STONE / Roseate Spoonbills (Platalea ajaja) male climbing onto female's back to attempt mating by new nest (under construction) in Bald Cypress tree. St. John's County, Florida, USA, March.

LYNN M. STONE / Nesting pair of Roseate Spoonbills (Platalea ajaja) in greeting ritual, marked by bill touching and vocalizations, by new nest (under construction) in Bald Cypress tree. St. John's County, Florida, US...

LYNN M. STONE / Nesting pair of Roseate Spoonbills (Platalea ajaja) in greeting ritual, marked by bill touching and vocalizations, by new nest (under construction) in Bald Cypress tree. St. John's County, Florida, US...

LYNN M. STONE / Nesting pair of Roseate Spoonbills (Platalea ajaja) in greeting ritual, marked by bill touching and vocalizations, by new nest (under construction) in Bald Cypress tree. St. John's County, Florida, US...

David Tipling / 2020VISION / Launching and towing a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 7/7

David Tipling / 2020VISION / Launching and towing a tern raft to attract breeding Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, seqence 6/7.

David Tipling / 2020VISION / Volunteers preparing a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 5/7

David Tipling / 2020VISION / Volunteers preparing a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 4/7

David Tipling / 2020VISION / Volunteers launching a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 3/7

David Tipling / 2020VISION / Volunteers launching a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 2/7

David Tipling / 2020VISION / Volunteers launching a tern raft to attract nesting Common Terns (Sterna hirundo) on Filby Broad, Trinity Broads, Norfolk Broads, UK, April 2012, sequence 1/7

David Tipling / 2020VISION / Placing a tern raft to encourage nesting Common Terns (Sterna hirundo) on Ormesby Broad, part of Trinity Broads complex in Norfolk Broads, UK, April 2012

David Tipling / 2020VISION / Volunteers preparing a tern raft to attract nesting Common Terns (Sterna hirundo) on Ormesby Broad, part of Trinity Broads complex in Norfolk Broads, UK, April 2012

David Tipling / 2020VISION / Volunteers preparing a tern raft to attract nesting Common Terns (Sterna hirundo) on Ormesby Broad, part of Trinity Broads complex in Norfolk Broads, UK, April 2012

Brent Stephenson / Male Australasian Gannet (Morus serrator) arriving at the nest with seaweed for nest construction. Cape Kidnappers, Hawkes Bay, New Zealand, September.

Brent Stephenson / Male Australasian Gannet (Morus serrator) in flight with seaweed for nest construction. Cape Kidnappers, Hawkes Bay, New Zealand, September.

Brent Stephenson / Gentoo Penguin (Pygoscelis papua) carrying a pebble back to its nest. Pebbles are used in nest construction. Neko Harbour, Antarctic Peninsula, Antarctica, January.

Pete Oxford / Black Iguana (Ctenosaura similis) in construction site in Mahahual Town which was destroyed in 2007 by Hurricane Dean. Quintana Roo, Yucatan Peninsula, Mexico.

Florian Möllers / Red fox (Vulpes vulpes) vixen and cubs at a building construction site, Berlin, Germany. May 2006

Florian Möllers / Red fox (Vulpes vulpes) vixen nursing cubs near den entrance at a building construction site, Berlin, Germany. May 2006

Florian Möllers / Red fox (Vulpes vulpes) vixen and cubs at a construction site, Berlin, Germany. May 2006

Bruno D'Amicis / Red Fox (Vulpes vulpes) vixen nursing her cubs under tractor in urban construction site. Berlin, Germany, May.

Florian Möllers / Breeding habitat of Crested lark (Galerida cristata) and Common wheatear (Oenanthe oenanthe) on a construction site in Berlin, Germany, May 2009

Florian Möllers / Crested lark (Galerida cristata) collecting nest material on a construction site in Berlin, Germany, May

Florian Möllers / Crested lark (Galerida cristata) sunning on a construction site in Berlin, Germany, May

Florian Möllers / Rear view of Crested lark (Galerida cristata) perched on fence at a construction site in Berlin, Germany, May

Florian Möllers / House sparrow (Passer domesticus) male perched on the fence of a construction site at the "Tacheles", Alexanderplatz, Berlin, Germany, June

Florian Möllers / Crested lark (Galerida cristata) amongst flowers on a construction site in Berlin, Germany, May

Florian Möllers / Rear view of Crested lark (Galerida cristata) perched on fence at a construction site in Berlin, Germany, May

Florian Möllers / Crested lark (Galerida cristata) perched on fence at a construction site in Berlin, Germany, May

Tim Laman / Bower of the Vogelkop Bowerbird (Amblyornis inornata) decorated with piles of acorns, black fungi, and orange fungi. A crude smaller bower is visible to the right of the main one, which is possibly a...

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) with bright decorations including drink cans. West Papua, Indonesia, Nov 2008

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated with black leaves. Indonesia, Dec 2008

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) decorated with orange leaves, dark orange fungi, and blue berries. West Papua, Indonesia, Dec 2008

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated primarily with a huge spread of acorns, plus a small pile of orange fruits. West Papua, Indonesia, Dec 2008

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated with large spread of red/orange colored fruits of a type eaten by cassowaries, and a pile of black fungi. West Papua, Indonesia, Dec 2008

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata). View from a back entrance, showing bower interior including pile of mica decorations, and central maypole base covered with black roots. West Papua,...

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated primarily with a huge spread of acorns, plus a small pile of orange fruits and three orange leaves. West Papua, Indonesia, Dec 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) bower with green fruit and other decorations. James Cook University Campus, Townsville, Queensland, Australia, August 2008

Tim Laman / Bower of the Vogelkop Bowerbird (Amblyornis inornata) decorated with a pile of acorns and blue berries. Indonesia, Dec 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. A vehicle passes on the road which is very close to this bower....

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. This bower is very close to a road. James Cook University Campus...

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus minor) male displays to a female who has entered his bower. This bower is decorated with all natural objects. Rainforest of the Atherton Tablelands, Queensl...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female in his bower while holding a piece of pink cloth. This male has decorated his bower with green glass, white plastic, grey plastic, and...

Tim Laman / Newton's Golden Bowerbird (Prionodura newtoniana) male at his bower, a large stick structure decorated with lichens and flowers. Rainforest of the Paluma Range National Park Queensland, Australia, Sep...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female in his bower while holding a green fruit. This male has decorated his bower with green glass, white plastic, grey plastic, and other d...

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated with black fungi and charcoal, brown fungi, red and blue fruits. West Papua, Indonesia, Dec 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green glass, white plastic, grey plastic, and other decorations. This bower is very close to a road visible behind. James Cook Un...

Tim Laman / Newton's Golden Bowerbird (Prionodura newtoniana) male at his bower, a large stick structure decorated with lichens and flowers. Rainforest of the Paluma Range National Park, Queensland, Australia, Se...

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus minor) male adds a stick to his bower in the rainforest of the Atherton Tablelands. This bower is decorated with all natural objects. Queensland, Australia,...

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) with decorations. Dec 2004

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis Inornatus) decorated with natural and man-made objects. West Papua, Indonesia, Dec 2004

Tim Laman / Vogelkop Bowerbird (Amblyornis inornata) male adding a new stick to the bower he is constructing. West Papua, Indonesia, Dec 2008

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus minor) young male in female plumage inspecting the bower of an adult male. This bower is decorated with all natural objects. Rainforest of the Atherton Table...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The bower has various green and white and some red decorations including green fruits and various manmade objects. Located on the campus of Jam...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower, decorated with green glass, white plastic, grey plastic, and other decorations. James Cook University Campus, Townsville, Queensland, Australia...

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus minor) male displaying to a female standing just behind his bower. He holds a cicada case in his bill. This bower is decorated with all natural objects. Rain...

Tim Laman / Golden-fronted Bowerbird (Amblyornis flavifrons) male at his bower, holding a blue berry and displaying. Papua, Indonesia, June 2007

Tim Laman / Golden-fronted Bowerbird (Amblyornis flavifrons) male at his bower, displaying to another male who is behaving like a female by keeping on the opposite side of the bower. Papua, Indonesia, June 2007

Tim Laman / Male Yellow-fronted Bowerbird (Amblyornis flavifrons) displaying at his bower to a female out of sight on the other side of the bower. Papua, Indonesia, June 2007

Tim Laman / Male Yellow-fronted Bowerbird (Amblyornis flavifrons) displaying at his bower to a female visible on the other side of the bower. Papua, Indonesia, June 2007

Tim Laman / Bower of a Vogelkop Bowerbird (Amblyornis inornata) decorated with black fungi and charcoal, brown fungi, red and blue fruits. West Papua, Indonesia, Dec 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in front of his bower bowing and showing his pink crest to encourage the female (visible through the bower) to enter it. A young male watches. Bower is deco...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female who has entered his bower. He holds one of his prize decorations (a piece of grey plastic) in his beak. The bower has green and white...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The center of the bower avenue is decorated with green fruits. James Cook University. Townsville, Queensland, Australia, August 2008

Tim Laman / Newton's Golden Bowerbird (Prionodura newtoniana) male at his bower, a large stick structure decorated with lichens and flowers. Rain forest of the Paluma Range National Park, Queensland, Australia, S...

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) with bower decorations including plastic and battery casings. Nov 2004

Tim Laman / Male Vogelkop Bowerbird (Amblyornis inornata) at a new bower which he is constructing. West Papua, Indonesia, Dec 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower. Located far from civilisation in the dry forest west of the village of Irvinebank. Decorations are mostly stones with a few snail shells, green...

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) with bright decorations. Nov 2004

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus) male at his bower with many blue plastic decorations. Lamington National Park, Queensland, Australia, August 2008

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male displaying to a female who has entered his bower. He holds one of his prize decorations (a brown fruit) in his beak. The bower has green and white and some r...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male poses holding a green fruit decoration in his beak to lure a nearby female to his bower. The bower has green and white and some red decorations including gre...

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male at his bower decorated with green fruit and shells. James Cook University Campus, Townsville, Queensland, Australia, August 2008

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus) male at his bower, which is decorated with many blue plastic items. Lamington National Park, Queensland, Australia, August 2008 Not available for ringtone/w...

Tim Laman / Yellow-fronted Bowerbird (Amblyornis flavifrons) male displaying to a female at his bower by holding a blue fruit in his bill and keeping on the opposite side of the bower from the female. Papua, Indo...

Tim Laman / Satin Bowerbird (Ptilonorhynchus violaceus) male at his bower with many blue plastic decorations. Lamington National Park, Queensland, Australia, August 2008

Tim Laman / Yellow-fronted Bowerbird (Amblyornis flavifrons) female visiting a bower. Papua, Indonesia, June 2007

Tim Laman / Male Yellow-fronted Bowerbird perched near his bower. Papua, Indonesia, June 2007

Tim Laman / Newton's Golden Bowerbird (Prionodura newtoniana) male perched on a branch near his bower. A small pile of sticks on the branch is part of his bower decoration. Rainforest of the Paluma Range National...

Tim Laman / Male Yellow-fronted Bowerbird perched near his bower. Papua, Indonesia, June 2007