Markus Varesvuo / Black woodpecker (Dryocopus martius) hammering tree trunk, Posio, Finland, January
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Dave Bevan / Male Great spotted woodpecker (Dendrocopos major) drumming on an electricty pole, Carmarthenshire, Wales, UK, June.
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Dave Bevan / Male Great spotted woodpecker (Dendrocopos major) trying to break into nestbox to predate chicks, Carmarthenshire, Wales, UK, June.
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Suzi Eszterhas / Volunteer, planting koala food trees as part of habitat restoration program, Port Macquerie, Australia.
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Nick Turner / Dan Quatermain, master thatcher working on a thatched roof in Wroxton village, Oxfordshire, UK. September 2015.
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Nick Turner / Rural blacksmith at work, Cherington Forge, Cherington, Gloucestershire, UK. September 2015.
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Nick Turner / Rural blacksmith at work, Cherington Forge, Cherington, Gloucestershire, UK. September 2015.
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Nick Turner / Corporate volunteers from Thames Water rebuilding river bank with hazel faggots on River Windrush at Brassey GWT Nature Reserve, Gloucestershire, UK. August 2015.
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Brent Stephenson / North island saddleback (Philesturnus rufusater) adult male hangs upside down whilst hammering at a rotten branch for insect food, Little Barrier Island, Hauraki Gulf, New Zealand, September.
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Benoit Stichelbaut / Shipwright hammering a chisel into the hull of replica tuna boat "Marche Avec" during construction at Concarneau boatyard, Brittany, France. 1992.
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Benoit Stichelbaut / Caulking Andre Yvette's scow during restoration in Concarneau, Brittany, France. December 2005.
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Juergen Freund / Famous Binongko tukangbesi (blacksmiths) forging machetes from spring steel. Wakatobi, Sulawesi, Indonesia, November 2009.
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Tom Gilks / Artisan hammering holes into coke bottle tops, Dakar, Senegal, 2008
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Tom Gilks / Artisan hammering holes into coke bottle tops, Dakar, Senegal, 2008
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Tom Gilks / Gambian man hammering scrap metal reclaimed from traditional taxi, The Gambia, 2008
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Tom Gilks / Gambian man hammering scrap metal, making a stove, The Gambia, 2008
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Pete Cairns / Great spotted woodpecker {Dendrocopus major} hammering out rotten alder branch, UK.
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Onne van der Wal / Man hammering nail into traditional Beetle cat in Padanaram, Massachusetts. Designed in 1921 by Carl Beetle in MA, these gaff-rigged dinghies continue to be built and remain an active and popular one-...
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Philippe Clement / Great spotted woodpecker / greater spotted woodpecker (Dendrocopos major) male hammering / drumming on branch in forest in the rain, Belgium. July
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Philippe Clement / Male Great spotted woodpecker (Dendrocopos major) wedging nut into a tree stump crevice before hammering it, Belgium, June.