Thornicroft's giraffe (Giraffa camelopardalis thornicrofti), South Luangwa National Park, Zambia, Africa

View of whitewashed buildings on mountainside, village of Dhermi, Albania, Europe

Colourful house and the city, Punta Arenas, Magallanes, Patagonia, Chile, South America

Moon in the sky above cathedral and houses clustered below at sunset, Siena, Tuscany, Italy, Europe

King penguins (Aptenodytes patagonicus) at sunrise, in St. Andrews Bay, South Georgia, Polar Regions

Adult and juvenile king penguins (Aptenodytes patagonicus), at breeding colony at Salisbury Plain, South Georgia, Polar Regions

King penguins (Aptenodytes patagonicus) at sunrise, in St. Andrews Bay, South Georgia, Polar Regions

Mexican giant cardon (Pachycereus pringlei), on Isla San Esteban, Baja California, Sea of Cortez, Mexico, North America

Huge flock of knot (Calidris canutus) in flight, Snettisham RSPB reserve, Norfolk, England, United Kingdom, Europe

Above and below water view of kelp in Hercules Bay, South Georgia, Polar Regions

Close up of coffee beans (Rubiaceae) on a coffee plantation in the jungle of Sao Tome, Sao Tome and Principe, Atlantic Ocean, Africa

King penguins (Aptenodytes patagonicus) at sunrise, in St. Andrews Bay, South Georgia, Polar Regions

Adult and juvenile king penguins (Aptenodytes patagonicus), at breeding colony at Salisbury Plain, South Georgia, Polar Regions

King penguin (Aptenodytes patagonicus) breeding colony at St. Andrews Bay, South Georgia, Polar Regions

Aerial view of the waterfront, Stanley, East Falkland, Falkland Islands, South Atlantic, South America

Close-up of red coffee berries (Rubiaceae) in the Botanic Garden of Bom Sucesso, Sao Tome, Sao Tome and Principe, Atlantic Ocean, Africa

King penguins (Aptenodytes patagonicus), with gentoo penguin (Pygoscelis papua), Gold Harbor, South Georgia, Polar Regions

Juvenile king penguins (Aptenodytes patagonicus) at breeding colony at Salisbury Plain, South Georgia, Polar Regions

King penguin (Aptenodytes patagonicus) adults with chicks at St. Andrews Bay, South Georgia, Polar Regions

King penguins (Aptenodytes patagonicus) in early morning light at St. Andrews Bay, South Georgia, Polar Regions

King penguins (Aptenodytes patagonicus) in early morning light at Gold Harbor, South Georgia, Polar Regions

Adult and juvenile king penguins (Aptenodytes patagonicus), at breeding colony at Salisbury Plain, South Georgia, Polar Regions

Puffin (Fratercula arctica), Farne Islands, Northumberland, England, United Kingdom, Europe

View across harbour to the Old Town, houses clustered together along waterfront, Cefalu, Palermo, Sicily, Italy, Mediterranean, Europe

Foxgloves in a country garden, Swinbrook, Oxfordshire, United Kingdom

Mallard ducklings just a few days old, Swinbrook, Oxfordshire, England

Foxgloves in a country garden, Swinbrook, Oxfordshire, United Kingdom

The small medieval village of Conques in France. It shows visitors its abbey-church and clustered houses topped by slate roofs. Crossing of narrow streets and monolith to the fallen ones in the war in the old medieval village of Conques on coats of the river Dordou

The small medieval village of Conques in France. It shows visitors its abbey-church and clustered houses topped by slate roofs. Crossing of narrow streets and monolith to the fallen ones in the war in the old medieval village of Conques on coats of the river Dordou

Lumber storage at a sawmill, lumber industry

Sulfur tufts, clustered woodlovers (Hypholoma fasciculare), Gelderland, Netherlands, Europe

Sulfur tufts, clustered woodlovers (Hypholoma fasciculare), Gelderland, Netherlands, Europe

Mud houses cluster below steep hills and along a seasonal river, in the village of Dera Jawal, at the base of the Band-e Baba range, Herat Province, Afghanistan

A lone, young man walks along a long, empty, prairie, dirt road found along the foothills that border the Rocky mountains in southern Alberta during October of 2005. Much of this area of low population density, large ranches and farms nestled at the base of the southern Rocky mountains is changing hands to concentrations of people in tight and clustered housing with paved roads.

Aerial view of commercial growth clustered around an interstate exit near Hendersonville, NC.

A lawn bowls player walking across the green, the playing surface, at an end with bowls clustered around the yellow jack ball, England, United Kingdom

Three lawn bowls players, men walking across the green, the playing surface, at an end with bowls clustered around the yellow jack ball, England, United Kingdom