Paul Hobson / Mute swan (Cygnus olor) looking out from between feathers, Dorset, UK

Pat Tuson / Plantlock Secure Bike Storage with bikes outside house in snow, Highbury, London Borough of Islington, UK

Chadden Hunter / Film crew hanging on ropes inside a moulin, ice chute that drains meltwater through glacier, using ropes, scaffold poles and bicycle wheels to secure cameras, for the Mountains Episode of the BBC tv s...

Juan Carlos Munoz / Black howler monkey (Alouatta caraya) baby being carried by mother, Pantanal NP, Mato Grosso, Brazil

Pete Oxford / Crowned lemur baby asleep against mother, N. Madagascar, Ankarana Special Reserve

Pete Oxford / Crowned lemur female & baby, N. Madagascar, Ankarana Special Reserve

Richard Du Toit / Spotted hyaena pup peering over mother's back {Crocuta crocuta} Sabi-sands GR, South Africa

Paul D Stewart / Two of Darwin's staunchest supporters in the field during a trip to the Rockies in 1877. Left (seated) British botanist Joseph Dalton Hooker, the director of Kew and one of Charles Darwin's close frie...

Paul D Stewart / Two of Darwin's staunchest supporters in the field during a trip to the Rockies in 1877. Centre (seated) British botanist Joseph Dalton Hooker, the director of Kew and one of Charles Darwin's close fr...

Rick Tomlinson / Gothenburg Port, Sweden. Established in 1621 to secure access to the Atlantic, Gothenburg was planned and settled by Dutch immigrants. The many canals in this region are testament to the vision and am...

Erwan Quéméré / Eric Tabarly and a friend putting the dolphin striker into place on his classic yacht "Pen Duick". The striker holds out the wire which runs from the waterline of the boat to the end of the bowsprit,...