Franco Banfi / Two women snorkeling in front of the cave, Raja Ampat, Irian Jaya, West Papua, Indonesia, Pacific Ocean. Model released.

Juergen Freund / Coral reef split level with mangroves with snorkeller, Raja Ampat, West Papua, Indonesia, February 2012 Model released.

Sue Daly / Koheru (Decapterus koheru) shoal swiming around diver, Cavalli Islands, New Zealand, February 2013. Model released.

Graham Eaton / Surfer entering the sea with large waves breaking over the jetty during an easterly gale, Criccieth, Gwynedd, North Wales, September 2013.

Franco Banfi / Scuba diver and Humboldt squid (Dosidicus gigas) at night off Loreto, Sea of Cortez, Baja California, Mexico, East Pacific Ocean. August 2007.

Phil Savoie / Beekeeper inspecting his European honey bees (Apis mellifera), Monmouthshire, UK, Wales. September.

Phil Savoie / Beekeeper inspecting his European honey bees (Apis mellifera), Monmouthshire, UK, Wales. September.

Phil Savoie / Beekeeper using a bee smoker to calm the European honey bees (Apis mellifera) before inspecting them, Monmouthshire, UK, Wales. September.

Phil Savoie / Beekeeper inspecting his European honey bees (Apis mellifera), Monmouthshire, UK, Wales. September.

Phil Savoie / Beekeeper inspecting his European honey bees (Apis mellifera), Monmouthshire, UK, Wales. September.

Pete Oxford / Researcher Stephen Spear snorkeling in river, looking for Eastern hellbenders (Cryptobranchus alleganiensis). Cooper's Creek, Chattahoochee National Forest, Georgia, USA, July 2014.

Pete Oxford / Researcher Stephen Spear looking at Eastern hellbender (Cryptobranchus alleganiensis) in plastic bag. Cooper's Creek, Chattahoochee National Forest, Georgia, USA, July 2014.

Jeff Rotman / Fishermen removing assorted bycatch from deck of fishing dragger. Stellwagen Banks, New England, United States, North Atlantic Ocean, December 2011. Model released.

Pete Oxford / Researchers looking for Eastern hellbenders (Cryptobranchus alleganiensis) Hiwassee River, Cherokee National Forest, Tennessee, USA, July 2014.

Rhonda Klevansky / Shadow of person with surfboard walking on beach, Durban, KwaZulu-Natal, South Africa, August, 2009.

Jabruson / People in biohazard suits taking blood samples from bat to find the reservoir host of Ebola virus. Ebola Virus Disease in Mbomo killed 128 people in 2003 and in 2005 killed 95% of Odzala National Park...

Jabruson / People in biohazard suits taking blood samples from bat to find the reservoir host of Ebola virus. Ebola Virus Disease in Mbomo killed 128 people in 2003 and in 2005 killed 95% of Odzala National Park...

Jabruson / People in biohazard suits analysing blood samples to find the reservoir host of Ebola virus. Ebola Virus Disease in Mbomo killed 128 people in 2003 and in 2005 killed 95% of Odzala National Park's Wes...

Jabruson / People in biohazard suits analysing blood samples to find the reservoir host of Ebola virus. Ebola Virus Disease in Mbomo killed 128 people in 2003 and in 2005 killed 95% of Odzala National Park's Wes...

Jabruson / People in biohazard suits taking blood sample from bat, in search for the reservoir host of Ebola virus. Ebola Virus Disease killed 128 people in 2003 in Mbomo and in 2005 killed 95% of Odzala Nationa...

Jabruson / Person in biohazard suits taking blood sample from bat, in search for the reservoir host of Ebola virus. Ebola Virus Disease killed 128 people in 2003 in Mbomo and in 2005 killed 95% of Odzala Nationa...

Jabruson / People in biohazard suits taking blood sample from bat, in search for the reservoir host of Ebola virus. Ebola Virus Disease killed 128 people in 2003 in Mbomo and in 2005 killed 95% of Odzala Nationa...

Enrique Lopez-Tapia / A tourist coming out of the water after a swim in hot springs, Deception Island, with Antarctic cruise liner 'MV Ushuaia' in the background. Antarctica.

Cheryl-Samantha Owen / Free diver removing West Coast Rock Lobster (Jasus lalandii) from pouch. Kommetjie, South Africa.

Cheryl-Samantha Owen / Free diver removing West Coast Rock Lobster (Jasus lalandii) from pouch. Kommetjie, South Africa.

Cheryl-Samantha Owen / West coast rock lobsters (Jasus lalandii) caught by freediver, Kommetjie, South Africa.

Franco Banfi / Man Snorkeling in Rio Sucuri, Bonito, Mato Grosso do Sul, Brazil

Juergen Freund / Communal effort from Bowen Surf Lifesaver Club Captain Trevor Armstrong, Sea Turtle Foundation Project Manager Julie Traweek and JCU volunteers bring a big green turtle (Chelonia mydas) to shore for t...

Gavin Hellier / Businessman riding his bicycle in front of a colourfully painted wall, Hamilton, Bermuda, 2007 model released

Benoit Stichelbaut / Woman sunbathing on deck of Felling 396 yacht, 1998

Rob Cousins / Man and woman looking at flowers at a Natural Environment for Business Event at the Avon Wildlife Trust Folly Farm Centre, Somerset, UK. Model released

Rob Cousins / People in suits walking at edge of wood at a Natural Environment for Business Event at the Avon Wildlife Trust Folly Farm Centre, Somerset, UK. Model released

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) being collared by keepers in panda suits, Wolong Nature Reserve, Sichuan, China

Leo & Mandy Dickinson / Trained Peregrine falcon (Falco peregrinus) chasing after base-jumper about to leap from cliff, with cameraman and assistant in foreground, Italy.

Kristel Richard / Male Riders in traditional costume talking as they ride horses, Feira da Golega, Ribatejo, Portugal.

Kristel Richard / Man with son in traditional costume, parading on Lusitano horse, at the Feira da Golega, Ribatejo, Portugal.

Uri Golman / Photographers Helle and Uri Golman wearing camouflage ghillie suits when looking for mandrills, Lope National Park, Gabon. June 2016. Small repro only.