Sue Flood / Doug Allan receives the second bar of The Polar Medal at Buckingham Palace, London, UK, 26th January 2012. Doug received his first Polar Medal in 1983 for his work with the British Antarctic Survey.

Sue Flood / Doug Allan receives the second bar of The Polar Medal at Buckingham Palace, London, UK, 26th January 2012. Doug received his first Polar Medal in 1983 for his work with the British Antarctic Survey.

Lisa Hoffner / Rescued newly orphan baby Elephant (Loxodonta africana) receives vital fluids from the emergency triage crew. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, April 2007.

Flip Nicklin / Cocos Island covered with rainforest, receives eight meters of rain a year, 300 miles off of the Pacific coast of Costa Rica

Tui De Roy / Dense rainforest receives over six meters of rain a year, 634 meters elevation, Cocos Island National Park, Costa Rica

Christian Ziegler / Bird's Nest Orchid (Neottia nidus-avis) receives nutrients from fungus symbionts, Lake Constance, Germany