Constantinos Petrinos / Peacock Anemone (Anemone pavomina) with dew. Pink flower. Mount Hymettus, Kessariani Aesthetic Forest, East-Central Attica, Greece, March.

Constantinos Petrinos / Crowned crane (Balearica regulorum gibbericeps) Masai Mara National Reserve, Rift Valley Province, Kenya, East Africa, August.

Constantinos Petrinos / Giant Lobelia (Lobelia rhynchopetalum) Simien Mountains National Park, Amhara Region, Ethiopia, Africa, March 2009.

Constantinos Petrinos / Gelada baboon (Theropithecus gelada) female carrying baby. Simien Mountains National Park, Ethiopia, March.

Constantinos Petrinos / Woman from the Oromo tribe transporting firewood on her back. Oromia Region, Central Ethiopia, Africa, March 2009.

Constantinos Petrinos / Chromodorid nudibranch (Chromodoris annae) on Sea Squirt (Polycarpa aurata) Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Sunset reflected on the surface of the Aegean Sea on a calm day with a speedboat, Evia Island, Greece. July 2014.

Constantinos Petrinos / Yellow stripe clingfish (Diademichthys lineatus) living in association with the Fire Urchin (Astropyga radiata) Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Peacock-tail anemone shrimp (Periclimenes brevicarpalis) living commensally with the Branching Sea Anemone (Actinodendron glomeratum). Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Purple short tentacle mushroom coral (Fungia sp.) close up of polyps. Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Bigfin reef squid (Sepioteuthis lessoniana) schooling parallel to one another. Lembeh Strait, North Sulawesi, Indonesia.

Constantinos Petrinos / Decorator crab {Miccipa philyra}. Sulawesi, Indonesia.

Constantinos Petrinos / Giant frogfish {Antennarius commerson} on Mushroom Leather coral, Sulawesi, Indonesia

Constantinos Petrinos / Chain moray eel {Echidna catenata} Bonaire, Caribbean.

Constantinos Petrinos / Giant clam {Tridacna gigas} biggest bivalve species in world, Sulawesi Indonesia. Hermaphrodite producing both eggs and sperm

Constantinos Petrinos / Mushroom coral detail {Fungia fungites} Sulawesi Indonesia

Constantinos Petrinos / Banded sea krait {Laticauda colubrina} Sulawesi Indonesia prized for skin in Philippines - leather snakeskin industry

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} holds crisp bag against back for protection. Lembeh, Sulawesi, Indonesia

Constantinos Petrinos / Ribbon eel in male blue phase {Rhinomuraena quaesita} Sulawesi, Indonesia - species is hermaphrodite changing sex from male to female; juveniles are black, male is blue underneath , and final female p...

Constantinos Petrinos / Blue triggerfish {Pseudobalistes fuscus} with Cleaner fish Red Sea

Constantinos Petrinos / A new Starfish {Fromia} regenerates from detached arm, Sulawesi Indonesia. NB will have 6 arms instead of normal 5

Constantinos Petrinos / Big fin reef squid in deep water {Sepioteuthis lessonians} Sulawesi, Indonesia Indo-Pacific

Constantinos Petrinos / Orange banded coralfish {Coradion chrysozonus} Sulawesi, Indonesia

Constantinos Petrinos / Shoal of Striped catfish {Plotosus lineatus} Sulawesi, Indonesia

Constantinos Petrinos / Red hermit crab {Dardanus megistos} Sulawesi, Indonesia

Constantinos Petrinos / Giant frogfish {Antennarius commerson} Sulawesi, Indonesia

Constantinos Petrinos / Veined octopus inside shell {Octopus marginatus}, Lembeh Strait, N Sulawesi, Indonesia. Shells are found in the seabed and dug up and cleaned by octopus, which then climbs inside for protection.

Constantinos Petrinos / Spotted hyena cubs {Crocuta crocuta} Masai Mara, Kenya, Africa

Constantinos Petrinos / Juvenile Striped catfish {Plotosus lineatus} Sulawesi, Indonesia

Constantinos Petrinos / Harlequin crab on Sea cucumber {Lissocarcinus orbicularis} Sulawesi, Indonesia

Constantinos Petrinos / Stove Pipe sponge {Aplysina archeri} Bonaire, Caribbean

Constantinos Petrinos / Porcelain crab amongst anemone tentacles, Solomon Islands, Pacific

Constantinos Petrinos / Common octopus on sand, Greece

Constantinos Petrinos / Queen angelfish at reef {Holacanthus ciliaris} Bonaire, Caribbean.

Constantinos Petrinos / Megaliths with engraved figures (sword), megalithic stelae field, Tiya archaeological site UNESCO World Heritage Site, Soddo Region, Ethiopia. February 2009.

Constantinos Petrinos / Megalith stelae field, Tiya archaeological site UNESCO World Heritage Site, Soddo Region, Ethiopia. February 2009.

Constantinos Petrinos / Holy room inside Adadi Maryam / Anfar Debre Maryam, a rock hewn Ethiopian Orthodox Tewahedo Church. Adami, Oromia, Ethiopia, Africa, March 2009.

Constantinos Petrinos / Adadi Maryam / Anfar Debre Maryam, a rock hewn Ethiopian Orthodox Tewahedo Church. Adami, Oromia, Ethiopia, Africa, March 2009.

Constantinos Petrinos / Adadi Maryam / Anfar Debre Maryam, a rock hewn Ethiopian Orthodox Tewahedo Church. Adami, Oromia, Ethiopia, Africa, March 2009.

Constantinos Petrinos / Adadi Maryam / Anfar Debre Maryam, a rock hewn Ethiopian Orthodox Tewahedo Church. Adami, Oromia, Ethiopia, Africa, March 2009.

Constantinos Petrinos / Fire salamander (Salamandra salamandra) Dadia National Forest, Evros Region, East Macedonia, Greece, Mediterranean, October 2011.

Constantinos Petrinos / Congestion of tourist safari cars, at crossing spots along the Mara River during the great migration season. Masai Mara National Reserve, Kenya, Africa, August 2012.

Constantinos Petrinos / Congestion of tourist safari cars, at crossing spots along the Mara River during the great migration season. Masai Mara National Reserve, Kenya, Africa, August 2012.

Constantinos Petrinos / Congestion of tourist safari cars, at crossing spots along the Mara River during the great migration season. Masai Mara National Reserve, Kenya, Africa, August 2012

Constantinos Petrinos / Congestion of game drive cars at one of the popular river crossing spots along the Mara River during the great migration season. In the photo, zebras (Equus quagga) are running and crossing the Mara r...

Constantinos Petrinos / Young boy dressed in safari clothes using a pair of binoculars, Masai Mara National Reserve, Kenya, Africa, August 2012. Model released

Constantinos Petrinos / Young boy lifting bone from a dead animal. Masai Mara National Reserve, Kenya, Africa, August 2012. Model released.

Constantinos Petrinos / Young boy dressed in safari clothes with Samburu warrior dressed in the traditional red clothes, Masai Mara National Reserve, Kenya, Africa, August 2012.