Christophe Courteau / Black heron (Egretta ardesiaca) spreads its wings on the Okavango Detla, Botswana. The birds' wings form an umbrella over the water so they can see and hunt fish more easily

Bryan and Cherry Alexander / Emperor penguin (Aptenodytes forsteri) chick spreads tiny wings next to parent. Snow Hill. Antarctica, October.

Jeff Rotman / A Matses Indian family, seen inside their hut. The mother spreads out a hammock for her young baby, while another child looks on and the father works on a hunting weapon, Amazonia, Peru, November 2005...

Toby Roxburgh / Volunteers and local council staff clearing Common sea buckthorn (Hippophae rhamnoides), which spreads rapidly and smothers sensitive dune plant communities, Newton Burrows (a provisional LNR and part...

Toby Roxburgh / Volunteers and local council staff clearing Common sea buckthorn (Hippophae rhamnoides), which spreads rapidly and smothers sensitive dune plant communities, Newton Burrows (a provisional LNR and part...

Toby Roxburgh / Volunteers and local council staff burning cut branches of Common sea buckthorn (Hippophae rhamnoides), which spreads rapidly and smothers sensitive dune plant communities, Newton Burrows (a provision...

Jouan & Rius / Woman spreads Vanilla beans for drying in the sun, Maroantsetra, North East Madagascar

Pete Oxford / Darter / Anhinga spreads its wings at sunrise, Keoladeo Ghana NP, Bharatpur, Rajasthan, India

Luiz Claudio Marigo / Peanuthead lantern bug spreads wings to show warning eyes {Fulgora lanternaria} Brazil

Tui De Roy / Andean Condor (Vultur gryphus) male spreads wings to warm himself, Condor Huasi Project, Hacienda Zuleta, Cayambe, Ecuador

GEORGETTE DOUWMA / Long armed octopus {Octopus sp} spreads arms over burrows to trap animals, Sulawesi, Indonesi

Neil Lucas / Birdcage evening primrose (tumbleweed) in sand dunes. Yuma Desert, Arizona, USA

Neil Lucas / Birdcage evening primrose (tumbleweed) in sand dunes. Yuma Desert, Arizona, USA