Gavin Hellier / Timelapse of beachgoers on Ipanema Beach, with Dois Irmaos mountain in the background, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Enrique Lopez-Tapia / Domestic Asian elephants (Elephas maximas) used for riding safaris with their keepers, Royal Chitwan National Park, Nepal.

Gavin Hellier / Wide timelapse shot of crowds of people crossing the centre of Shibuya shopping and entertainment district, Tokyo, Japan, 2011.

Gavin Hellier / Timelapse of crowds of people crossing the centre of Shibuya shopping and entertainment district, Tokyo, Japan, 2011.

Michael W. Richards / Domesticated Indian elephants (Elephas maximus) being walked to forest at end of the working day, Pench Tiger Reserve, Madhya Pradesh, India

Jurgen Freund / Umbrella and other human waste thrown out into the coastal waters, settling on the ground becoming marine life habitat, Moluccas Islands, Indonesia, December 2009

Inaki Relanzon / Motorcyclist in heavy rain carryaing umbrella, Nyaungshwe, Shan State, Myanmar, Burma August 2009

Inaki Relanzon / Cyclist in heavy rain, Nyaungshwe, Shan State, Myanmar, Burma August 2009

David Woodfall / Arctic terns (Sterna paradisaea) in flight with a researcher walking, in mist, Northumberland, UK, June 2009

David Tipling / People watching flock of Japanese / Red crowned cranes {Grus japonensis} Akan, Hokkaido, Japan, February 2008

Wild Wonders of Europe / Giesbers / Photographer, Edwin Giesbers, under umbrella photographing flowers in alpine meadow in the rain for Wild Wonders of Europe mission, Liechtenstein, July 2009

Christophe Courteau / Black heron (Egretta ardesiaca) spreads its wings on the Okavango Detla, Botswana. The birds' wings form an umbrella over the water so they can see and hunt fish more easily

Jabruson / Umbrella termite mound designed to repel heavy rain water, Mboko, Odzala NP, Congo, Africa

DOC WHITE / Pelican / Umbrella-mouth gulper eel {Eurypharynx pelecanoides} specimen from deep sea

Lynn M Stone / White or Umbrella cockatoo

MORLEY READ / Beetles feeding on leaves of the Poor man's umbrella, Central and South America

D. Parer & E. Parer-Cook / Rainbow Lorikeet (Trichoglossus haematodus) feeding on Queensland Umbrella Tree (Schefflera sp) flowers, Victoria, Australia

Konrad Wothe / Rainbow Lorikeet (Trichoglossus haematodus) trio in Umbrella Tree (Schefflera actinophylla), Atherton Tableland, Queensland, Australia

Gerry Ellis / Umbrella Thorn (Acacia tortilis) trees at sunrise on savannah, Masai Mara, Kenya

Sergio Hanquet / Umbrella slug (Umbraculum umbraculum) camouflaged on rock. Tenerife, Canary Islands.

Sergio Hanquet / Umbrella slug (Umbraculum umbraculum). Tenerife, Canary Islands.

Sergio Hanquet / Umbrella slug (Umbraculum umbraculum). Tenerife, Canary Islands.

Sergio Hanquet / Yellow umbrella slug (Tylodina perversa), two feeding on Golden sponge (Aplysina aerophoba). Tenerife, Canary Islands.

Sergio Hanquet / Yellow umbrella slug (Tylodina perversa) on Golden sponge (Aplysina aerophoba). Tenerife, Canary Islands.

Sergio Hanquet / Yellow umbrella slug (Tylodina perversa) feeding on Golden sponge (Aplysina aerophoba). Tenerife, Canary Islands.

Sergio Hanquet / Yellow umbrella slug (Tylodina perversa) on Golden sponge (Aplysina aerophoba). Tenerife, Canary Islands.

Heather Angel / Figwort (Scrophularia grandiflora) against sky. Globose flower with protruding upper lip that functions like umbrella to protect stamens. Cultivated in garden.

Heather Angel / Handkerchief / Dove tree (Davidia involucrata), male inflorescence enclosed by bracts which act as an umbrella to prevent rain spoiling pollen. Endemic to Sichuan, north west Yunnan, Guizhou and Hubei...

George Sanker / Tricoloured heron (Egretta tricolor) fishing with wings formed into partial umbrella to shade water, making it easier to see prey. At dusk, Myakka River State Park, Florida, USA, March.

George Sanker / Tricoloured heron (Egretta tricolor) fishing with wings formed into partial umbrella to shade water, making it easier to see prey. At dusk, Myakka River State Park, Florida, USA, March.

David Woodfall / Extinction Rebellion action in Carmarthen, Wales, December 2018. People protesting climate change.

David Woodfall / Umbrella with Rebel for Life on it - Climate change protest at Extinction Rebellion action in Carmarthen Wales, December 2018.

Jurgen Freund / Australia umbrella tree (Schefflera actinophylla) in flower, Atherton Tablelands, Queensland, Australia.

Staffan Widstrand / Wild Wonders of China / Girl with umbrella, Yichun City, Heilongjiang Province, China. July 2016

Lynn M. Stone / Reddish egret (Egretta rufescens) in non-breeding plumage, hunting minnows with wings in partial umbrella. Saltwater lagoon, Tierra Verde, Pinellas County, Florida, USA.

Lynn M. Stone / Umbrella cockatoo (Cacatua alba), portrait. Captive.

Bernard Castelein / Black egret (Egretta ardesiaca) forming wings into umbrella whilst fishing, Gambia.

Bernard Castelein / Black egret (Egretta ardesiaca) forming wings into umbrella whilst fishing, Gambia.

Bernard Castelein / Black egret (Egretta ardesiaca) forming wings into umbrella whilst fishing, Gambia.

Bernard Castelein / Black egret (Egretta ardesiaca) forming wings into umbrella whilst fishing, Gambia.

Magnus Lundgren / Wild Wonders of China / People collecting mussels along Yellow Sea coast. Yangma Island, Yantai, Shandong Province, China. September 2017.

Gavin Hellier / Timelapse of beachgoers on Copacabana Beach, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Gavin Hellier / Timelapse of beachgoers on Copacabana Beach, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Gavin Hellier / View of beachgoers on Ipanema Beach, with Dois Irmaos mountain in the background, Rio de Janeiro, Brazil, South AmericaSeptember 2016. (This image may be licensed either as rights managed or royalty f...

Gavin Hellier / People sunbathing on Copacabana beach, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Gavin Hellier / People sunbathing on Copacabana beach, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Gavin Hellier / People swimming and sunbathing on Copacabana beach, Rio de Janeiro, Brazil, September 2016. (This image may be licensed either as rights managed or royalty free.)

Juan Carlos Munoz / Stone pine (Pinus pinea) close up of tree bark, Toledo, Castilla-La Mancha, Spain.