Duncan Mcewan / Slow worm on piece of wood, Scotland

Doug Allan / Polar bear male with piece of ice {Ursus maritimus} Hudson's Bay, Canada

Paul D Stewart / Illustration, carving of Woolly mammoth (Mammuthus primigenius); lithograph of a mammoth carved on mammoth ivory from the Perigord. Published and first announced in 1865 in the 'Annales des Sciences N...

Paul D Stewart / Illustration of 'The Country of the Iguanodon' by the apocalyptic artist John Martin, commissioned by Gideon Mantell as the frontis for his popular book 'The Wonders of Geology' (1838). Martin was vis...

Paul D Stewart / Illustration of 'Beagle laid ashore, River Santa Cruz'. Copperplate engraving, art by Conrad Martens, engraved by T. Landseer. Published by H. Colburn 1838. Plate from 'The Narrative of the Surveying...

Onne van der Wal / Father and daughter examining a piece of coral in the clear waters of Exuma, Bahamas.

Onne van der Wal / Man wearing protective mask, spray varnishing a small interior piece during yacht construction.

Onne van der Wal / Man sawing a piece of wood for boat construction.

Onne van der Wal / Man sawing a piece of wood for boat construction.

Christian Ziegler / Leafcutter Ant (Atta columbica) worker cutting little piece out of leaf, Barro Colorado Island, Panama

Robin Chittenden / Blue rock thrush (Monticola solitarius) on piece of wood, Bon Sou, Menorca, Spain, May

Robin Chittenden / Buff tip moth (Phalera bucephala) on branch, mimicking piece of wood, Norfolk, England, June

Petra Wegner / Australian Shepherd, blue-merle, playing with piece of cloth in garden

Nature Production / Steller's Sea-eagle {Haliaeetus pelagicus}, immature pair attempting to land on small piece of ice, Shiretoko Peninsula, Hokkaido, Japan

Sumio Harada / Coyote (Canis latrans) carrying piece of carcass, Rocky Mountains, North America

Mitsuaki Iwago / Crocodile design on Aboriginal art piece, Australia