Gavin Hellier / Timelapse of beachgoers on Ipanema Beach, with Dois Irmaos mountain in the background, Rio de Janeiro, Brazil, September 2016. Hellier

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

David Hall / The Umbrella crab (Crytptolithodes sitchensis) viewed from above, Queen Charlotte Strait, British Columbia, Canada. September.

David Hall / Umbrella Crab (Crytptolithodes sitchensis) portrait, Queen Charlotte Strait, British Columbia, Canada. September.

David Hall / Umbrella crab (Cryptolithodes sitchensis) resembling a discarded mollusc shell, Queen Charlotte Strait, British Columbia, Canada. October.

Nick Garbutt / RF - African lioness (Panthera leo) using Umbrella acacia tree (Acacia tortillis) as a lookout. Ngorongoro Conservation Area / Serengeti National Park, Tanzania. (This image may be licensed either as...

Linda Pitkin / Pale galingale (Cyperus eragrostis) in flower, beside River Wandle, Wandle Park, Croydon, Surrey, England, August.

Linda Pitkin / Pale Galingale (Cyperus eragrostis) in flower, beside River Wandle, Surrey, England, August.

Emanuele Biggi / Umbrella thorn tree (Vachellia tortilis) in the Etosha pan with common ostrich (Struthio camelus) male. Etosha National Park, Namibia

Sylvain Cordier / Tourists on walkway with Rainbow Mountains in background. Zhangye National Geopark, China Danxia UNESCO World Heritage Site, Gansu Province, China. 2018.

David Fleetham / Umbrellas, tourists and the shadow of a palm tree on Waikiki beach, Oahu, Hawaii.

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.