Alex Mustard / Pacific giant octopus (Enteroctopus dofleini) hunts for food on a colourful reef in Browning Pass, Vancouver Island, British Columbia, Canada
Juergen Freund / Coconut / Veined octopus (Octopus marginatus) hiding in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) in a bottle cap getting a new shell to use as its home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) hiding in its bottle cap home, using a shell as a door. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut octopus / Veined octopus (Octopus marginatus) in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut octopus / Veined octopus (Octopus marginatus) in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut octopus / Veined octopus (Octopus marginatus) in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut octopus / Veined octopus (Octopus marginatus) in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) hiding in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Tropical blue-ringed octopus (Hapalochlaena lunulata) hunting. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) ready to flee from its coconut shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) in its shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Poison ocellate octopus (Octopus mototi) on seabed. Lembeh Strait, North Sulawesi, Indonesia
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) ready to flee from its coconut shell home. Lembeh Strait, North Sulawesi, Indonesia.
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Georgette Douwma / Wonderpus (Wunderpus photogenicus) octopus on sea bed, Lembeh Strait, North Sulawesi, Indonesia.
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Georgette Douwma / Common reef / Day octopus hunting for crustaceans and fish, enclosing coral head with arms and webs, using the arm tips to flush out prey into waiting suckers {Octopus cyaneus} Andaman Sea, Thailand
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Georgette Douwma / Common reef / Day octopus {Octopus cyaneus} at rest on coral reef Sipadan, Malaysia
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David Hall / Day octopus (Octopus cyanea) jetting over coral reef. Komodo, Indonesia.
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Shane Gross / Day octopus (Octopus cyanea) hunting along a pristine coral reef off Alor, Indonesia.
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Juergen Freund / Coconut octopus (Amphioctopus marginatus) makes its home in an aluminium can, Sulawesi, Indonesia. November.
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Georgette Douwma / Wonderpus (Wonderpus photogenicus). West Papua, Indonesia. Indo-West Pacific.
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David Fleetham / Day / common reef octopus (Octopus cyanea), on coral reef, Hawaii.
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Jordi Chias / Reef octopus (Octopus cyanea) in the reef, South Ari Atoll, Maldives Islands, Indian Ocean.
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Alex Mustard / Reef octopus (Octopus cyanea) emerges from its den in a hole in a large hard coral (Porites sp.) at sunset. Sha'ab Mahmood, Sinai, Egypt. Red Sea
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Alex Mustard / Day octopus (Octopus cyanea) darker male reaching over and mates with a lighter female on the wreck of a barge. Gubal Island, Egypt. Strait of Gubal, Gulf of Suez, Red Sea.
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Georgette Douwma / Day octopus (Octopus cyanea) camouflaged among coral, Red Sea, Egypt. January.
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Georgette Douwma / Day octopus (Octopus cyanea), Red Sea, Egypt. January.
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Constantinos Petrinos / Day octopus (Octopus cyanea) moving on the coral reef during the day. Lembeh Strait, North Sulawesi, Indonesia.
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Georgette Douwma / Common reef / Day octopus (Octopus cyanea) West Papua, Indonesia.
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Georgette Douwma / Common reef / Day octopus (Octopus cyanea) West Papua, Indonesia.
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Georgette Douwma / Veined octopus (Amphioctopus marginatus) this octopus can bury in sand or mud but frequently hides in shells or pieces of discarded coconut shells. Lembeh Strait, North Sulawesi, Indonesia.
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Georgette Douwma / Common day octopus (Octopus cyanea) hunting over coral reef. Egypt, Red Sea.
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Georgette Douwma / Common day octopus (Octopus cyanea) hunting on coral reef watched by Klunzinger's wrasse (Thalassoma klunzingeri). Egypt, Red Sea.
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Georgette Douwma / Day octopus (Octopus cyanea) swimming over coral reef. Egypt, Red Sea.
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Alex Mustard / Blue ringed octopus (Hapalochlaena lunulata) swims, jet propelled, across coral. Dampier Strait, Tropical West Pacific Ocean.
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Franco Banfi / Octopus (Octopus vulgaris) male, Maldives, Indian Ocean
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Alex Mustard / A Caribbean reef octopus (Octopus briareus) swimming through spawning Sea rods (Pseudoplexaura) at night, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.
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Jeff Rotman / Common reef octopus (Octopus cyanea) camouflaged on coral reef, Eilat, Israel, Red Sea
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Alex Mustard / A blue ring octopus (Hapalochlaena lunulata) flashes its blue rings as it crawls over a coral reef. Kapalai Island, Sulu Sea, Sabah, Borneo, Malaysia..
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Chris Newbert / Octopus (Abdopus aculeatus) camouflaged on reef, Indonesia
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Solvin Zankl / Octopus (Octopus vulgaris) camouflaged, resting, San Pietro Island, Sardinia, Italy, Mediterranean, July
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Jeff Rotman / Benthic Octopus (Octopus rubescens) camouflaged on coral, Channel Islands, California, USA, Pacific Ocean
Juergen Freund / Longarm octopus (Octopus sp) well camouflaged in the sand on seabed, North Sulawesi, Indonesia.
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Juergen Freund / Mimic octopus (Thaumoctopus mimicus) entering a burrow on the seabed, North Sulawesi, Indonesia.
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Juergen Freund / Mimic octopus (Thaumoctopus mimicus) mating pair, North Sulawesi, Indonesia.
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Juergen Freund / Poison ocellate octopus (Amphioctopus mototi) walking over seabed on its tentacles, Batangas, Philippines.
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Juergen Freund / Reef octopus (Octopus cyanea) foraging on coral reef when a Moray eel comes out for a surprise attack, Komodo NP, Indonesia, Indo-pacific.
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Juergen Freund / Reef octopus (Octopus cyanea) foraging on coral reef, Komodo NP, Indonesia, Indo-pacific.
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Juergen Freund / Tiny octopus on a pin cushion starfish, Indo-pacific.
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Birgitte Wilms / Blue-ringed Octopus (Hapalochlaena sp) camouflaged in reef, Papua New Guinea
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Juergen Freund / Mimic Octopus (Thaumoctopus mimicus) impersonating a flatfish or flounder. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Mimic Octopus (Thaumoctopus mimicus) on the sea bed. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Mimic Octopus (Thaumoctopus mimicus) swimming along the sea bed. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Mimic Octopus (Thaumoctopus mimicus) on the sea bed. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut / Veined octopus (Octopus marginatus) in a bottle cap getting a new shell to use as its home. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Coconut octopus / veined octopus (Octopus marginatus) in a shelter made from a broken bottle and sealed with a large sea shell. Lembeh Strait, North Sulawesi, Indonesia.
01331981
Juergen Freund / Coconut octopus / veined octopus (Octopus marginatus) in a shelter made from a broken bottle and sealed with a large sea shell. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Mimic octopus (Thaumoctopus mimicus) head and body, seen from above. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Atlantic longarm octopus (Octopus defilippi) well-camouflaged on the sea bed. Lembeh Strait, North Sulawesi, Indonesia
01331996
Juergen Freund / Tropical blue-ringed octopus (Hapalochlaena lunulata) hunting. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Tropical blue-ringed octopus (Hapalochlaena lunulata) hunting on the coral. Lembeh Strait, North Sulawesi, Indonesia.
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Jurgen Freund / RF- Wunderpus (Wonderpus photogenicus) swimming. Lembeh Strait, North Sulawesi, Indonesia.
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Jurgen Freund / Coconut / Veined octopus (Octopus marginatus) "walking" on its tentacles. Lembeh Strait, North Sulawesi, Indonesia
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Juergen Freund / Tropical blue-ringed octopus (Hapalochlaena lunulata) hunting. North Raja Ampat, West Papua, Indonesia
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Jurgen Freund / Coconut octopus or the veined octopus (Octopus marginatus) ready to flee from its coconut shell home. Lembeh Strait, Sulawesi, Indonesia
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Juergen Freund / Wonderpus octopus (Wunderpus photogenicus) with arms spread on the sea bed. Lembeh Strait, Sulawesi, Indonesia
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Georgette Douwma / Common reef / Day octopus (Octopus cyanea) hunting amongst anemones and featherstars on coral reef. Komodo National Park, Indonesia.
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Georgette Douwma / Common reef / Day octopus (Octopus cyanea) pair mating on wreck. Egypt, Red Sea.
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Georgette Douwma / Day / Common reef octopus (Octopus cyanea) hunting on coral reef amongst featherstars and a sea apple. Rinca, Komodo National Park, Indonesia.
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Georgette Douwma / Day octopus (Octopus cyanea) hunting on coral reef amongst Featherstars. Komodo National Park, Indonesia.
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Georgette Douwma / Day / Common reef octopus (Octopus cyanea) pair mating on coral reef amongst Featherstars and a sea apple. Rinca, Komodo National Park, Indonesia.
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Georgette Douwma / Day / Common reef octopus (Octopus cyanea) hunting over coral reef. Rinca, Komodo National Park, Indonesia.
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GEORGETTE DOUWMA / Common reef / Day octopus (Octopus cyanea) hunting over corals. Andaman Sea, Thailand.
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GEORGETTE DOUWMA / Common reef octopus (Octopus cyanea) showing camouflage on coral reef. Philippines, Indo-Pacific.
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GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting for prey over sandy seabed, one arm is investigating a burrow for prey, Lembeh Strait, North Sulawesi, Indonesia.
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GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting over sandy bottom, investigating burrows and spreading skin between its arms to form a tent to prevent any prey from escaping, Lembeh Strait, North Sulawe...
01275106
GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting over sandy bottom. Lembeh Strait, North Sulawesi, Indonesia
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GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting over sandy bottom, Lembeh Strait, North Sulawesi, Indonesia.
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GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting for prey over sandy seabed. One arm is investigating a burrow, while the skin between the other arms is streched to form a 'tent' to prevent any prey escap...
01275103
GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting for prey over sandy seabed. Lembeh Strait, North Sulawesi, Indonesia
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GEORGETTE DOUWMA / Mimic octopus (Thaumoctopus mimicus) hunting over sandy seabed, Lembeh Strait, North Sulawesi, Indonesia
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GEORGETTE DOUWMA / Wonderpus (Wunderpus photogenicus) octopus on sea bed, Lembeh Strait, North Sulawesi, Indonesia.
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GEORGETTE DOUWMA / Wonderpus (Wunderpus photogenicus) octopus changes colour spectacularly and takes on many different shapes. Lembeh Strait, North Sulawesi, Indonesia.
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GEORGETTE DOUWMA / Common reef octopus (Octopus cyanea) resting on coral. Bunaken NP, North Sulawesi, Indonesia.
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GEORGETTE DOUWMA / Common reef octopus (Octopus cyanea) hunting over coral rubble. Misool, Raja Ampat, West Papua, Indonesia.
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GEORGETTE DOUWMA / Common reef octopus (Octopus cyanea) hunting over coral. Misool, Raja Ampat, West Papua, Indonesia.
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GEORGETTE DOUWMA / Common reef octopus (Octopus cyanea) hunting on coral reef, Misool, Raja Ampat, West Papua, Indonesia.
