Juergen Freund / Detail of Orange elephant ear sponge (Agelas clathrodes) with crinoid / featherstar attached, Kimbe Bay, West New Britain, Papua New Guinea.

Juergen Freund / Details of Orange elephant ear sponge (Agelas clathrodes) with crinoids / featherstars attached, Kimbe Bay, West New Britain, Papua New Guinea

Juergen Freund / Coral reefs exposed by the April 2nd 2007 earthquake that lifted the island of Ranongga by 3m, Solomon Islands, Pacific, July 2010.

Juergen Freund / Sea squirts / ascidians / tunicates on a clam, Indo-pacific

Juergen Freund / Fallen mangrove leaves adding to detritus in the soil. North Raja Ampat, West Papua, Indonesia, February 2010.

Juergen Freund / Young Coastal Carpet Python (Morelia spilota mcdowelli) moving over vegetation, Queensland, Australia

Juergen Freund / Fern Pool - a permanent swimming hole surrounded by lush vegetation, Karajini National Park, Western Australia

Juergen Freund / X-ray of shell of the Venus Comb Murex {Murex pecten}

Juergen Freund / X-ray of shell of spider conch {Lambis chiragra}

Juergen Freund / X-ray of the shell of the Pearly / Chambered nautilus {Nautilus pompilius} showing the internal chambers of the shell.

Juergen Freund / Split-level photograph of coral reef shallows, Rowley Shoals, Western Australia

Juergen Freund / Divers silhouetted at entrance to underwater cave, Queensland, Australia

Juergen Freund / Whale shark and person swimming in silhouette {Rhinicodon typus} Indo Pacific

Juergen Freund / Mouth of Parrotfish, Indian Ocean

Juergen Freund / Grey reef sharks (Carcharhinus amblyrhynchos) in Great Barrier Reef, Coral Sea, Queensland, Australia

Juergen Freund / Grey reef sharks (Carcharhinus amblyrhynchos) in Great Barrier Reef, Coral Sea, Queensland, Australia

Juergen Freund / Fern leaf found in the primary rainforests of Kolombangara Island, Solomon Islands.

Juergen Freund / Shoal of schooling of Scads (Carangidae) under a pier, Moluccas Islands, Indonesia.

Juergen Freund / Baby Pearl oysters (Pinctada maxima) at Jewelmer Pearlfarm, two months spats, 2 mm in size, Palawan, Philippines, May 2009

Juergen Freund / Hawksbill turtle (Eretmochelys imbricata) swimming through a reef. Banda Neira, Moluccas, Indonesia, December.

Juergen Freund / Fallen mangrove leaves adding to detritus to the soil. North Raja Ampat, West Papua, Indonesia.

Juergen Freund / Brittlestar inside a Featherstar (Ophiarachna sp) Misool, Raja Ampat, West Papua, Indonesia.

Juergen Freund / Close up of mantle of a Giant clam (Tridacna sp) Misool, Raja Ampat, West Papua, Indonesia.

Juergen Freund / Researchers Guido and Katja Westhoff walk through tribal Uningan Nature Reserve bushland. The reserve covers over 2,800 hectares and includes habitats such as open woodland, palm forests and mangroves...

Juergen Freund / Common tree snake (Dendrelaphis punctulata) silhouette seen through a palm frond. Queensland, Australia, February

Juergen Freund / Common tree snake (Dendrelaphis punctulata)silhouette seen through a palm frond. Queensland, Australia, February

Juergen Freund / Common tree snake (Dendrelaphis punctulata) seen through a palm frond. Queensland, Australia, February

Juergen Freund / Paperbark forest (Melaleuca sp) trees submerged in a flooded creek, Queensland, Australia, February 2008

Juergen Freund / Close up of spines of Crown-of-Thorns starfish (Acanthaster planci) Great Barrier Reef, Australia

Juergen Freund / Coral reef landscape in the far northern Great Barrier Reef, Australia

Juergen Freund / Close up of coral polyps, Great Barrier Reef, Australia

Juergen Freund / Close up of (Acropora sp) coral fungus coral, Great Barrier Reef, Australia

Juergen Freund / Comb jelly {Ctenophora} close up of reflections, Lizard Island, Queensland, Australia, April 2008

Juergen Freund / Fronds of a young fern unfurling, Philippines.

Juergen Freund / Pebbles on beach, Caramoan Peninsula, Philippines.

Juergen Freund / Close up of Itbog Twin Falls, 60ft high, Lake Buhi, Camarines Sur, Luzon, Philippines 2008

Juergen Freund / Leaves used for betelnut chewing, Camarines Sur, Luzon, Philippines 2008

Juergen Freund / Oyster encrusted rocks by the sea, Camarines Sur, Luzon, Philippines 2008.

Juergen Freund / Photograph and X-ray of shell of the Scotch Bonnet {Phalium granulatum} Note: the x-ray shows the shape of a hermit crab which has inhabited the shell's inner section.

Juergen Freund / Photograph and X-ray of shell of the Chambered / Pearly nautilus {Nautilus pompilius}

Juergen Freund / Photograph and X-ray of shell of the Alabaster murex {Murex alabaster}

Juergen Freund / Grass trees in Kalbarri National Park, Western Australia

Juergen Freund / Undercut rock and ledge behind the waterfall at Fern Pool - a permanent swimming hole surrounded by lush vegetation, Karajini National Park, Western Australia

Juergen Freund / Terns {Sterninae} taking off from beach, Bird Island, Tubbataha Reef, Philippines

Juergen Freund / Handful of shells from Shell Beach, Shark Bay, Western Australia

Juergen Freund / Human Footsteps coming out of the sea on Whitehaven Beach, Whitsunday Islands, Queensland, Australia

Juergen Freund / Fan palm silhouetted against sandstone cliff of the Bungle Bungle dome, Purnululu National Park, Western Australia

Juergen Freund / Water reflections in Hamersley Gorge water pool, Karijini NP, Western Australia

Juergen Freund / Fan palm silhouetted against sandstone cliff of the Bungle Bungle dome, Purnululu National Park, Western Australia

Juergen Freund / Photograph and X-ray of the shell of the Venus comb murex {Murex pecten}

Juergen Freund / X-ray of the shell of The shell collector {Xenophora pallidula} with shells of other species attached to increase its own shell strength and rigidity

Juergen Freund / Photograph and X-ray of shell of the Spider conch {Lambis chiragra}

Juergen Freund / Small waterfall in Mossman Gorge, Daintree NP, Queensland, Australia

Juergen Freund / X-Ray of Sea Snail Shell showing internal spiral

Juergen Freund / Shell of the Alabaster murex {Murex alabaster}

Juergen Freund / X-Ray of Sea Snail Shell showing internal spiral

Juergen Freund / Split level coral reef shallows with Kimberley Escape Rowley Shoals, Western Australia

Juergen Freund / Woman snorkelling watching life on a shallow reef, Rowley Shoals, Western Australia

Juergen Freund / Woman snorkeling watching life on a shallow reef, Rowley Shoals, Western Australia

Juergen Freund / Limestone formations in the Pinnacles Desert, Nambung National Park, Western Australia

Juergen Freund / Flocks of Spectacled flying foxes (Pteropus conspicillatus) in flight at dusk, Queensland, Australia

Juergen Freund / Spectacled flying foxes (Pteropus conspicillatus) in flight at dusk, Queensland, Australia

Juergen Freund / Red skies after sunset over the Pacific Ocean from Vancover Island, British Columbia, Canada.

Juergen Freund / La Mancha, Spain, Europe

Juergen Freund / Waves. Pacific Ocean, Christmas Island, Australia

Juergen Freund / Indonesian boy amongst water lilies, Bali, Indonesia.

Juergen Freund / Close-up detail of coral, Philippines

Juergen Freund / Brittlestar {Ophiothrix suensonii} on fan coral, Caribbean