Suzi Eszterhas / African Elephant (Loxodonta africana) in defensive posture towards safari vehicle, Sabi Sands Private Game Reserve, South Africa

Colin Monteath/ Hedgehog House / Kayakers paddling back to cruise ship Polar Pioneer, Lemaire Channel, Antarctic Peninsula, Antarctica

Pete Oxford / Yellow-tailed Surgeonfish (Prionurus laticlavius) school and snorkelers, Galapagos Islands, Ecuador

Pete Oxford / Greater Flamingo (Phoenicopterus ruber) in lagoon with tourists nearby, Isabela Island, Galapagos Islands, Ecuador

Thomas Marent / Indian Rhinoceros (Rhinoceros unicornis) crossing road near tourists, Kaziranga National Park, Assam, India

Thomas Marent / African Elephant (Loxodonta africana) crossing dirt road near tourists, Serengeti National Park, Tanzania

Ernie Janes / Abstract photo of Tower Bridge, with blurred motion red bus, London, June 2013. Digitally manipulated.

Andy Rouse,Andy Rouse / Ring tailed Lemur (Lemur catta) mother carrying baby on back. Madagascar.

Winfried Wisniewski / African Elephant (Loxodonta africana) and tourist boat, Chobe River, Chobe National Park, Botswana

Tim Laman / Mother and two young children (all model released)traveling by boat downstream from the research camp in Gunung Palung NP Borneo. July 2007

Suzi Eszterhas / Hot air balloon flying over wildebeest herd, Masai Mara Triangle, Kenya

Colin Monteath / Hiker looking at Mt Cook, known locally as Aoraki, from Malte-Brun, Southern Alps, New Zealand