Linda Pitkin / 2020VISION / Pink sea fan / Warty coral (Eunicella verrucosa) with attached eggs of a Common squid (Loligo vulgaris), eggcase of a Lesser-spotted dogfish (Scyliorhinus canicula), and Spiny starfish (Marthasterias...

Alex Mustard / A diver exploring a coral reef with formation of brown tube sponges (Agelas conifera) red rope sponges (Amphimedon compressa) and deepwater sea fans (Iciligorgia nodulifera) East End, Grand Cayman, Ca...

Mary McDonald / Indian Peafowl / Blue Peafowl / Peacock (Pavo cristatus) male with large display fan tail. Pench National Park, Madhya Pradesh, India.

Konrad Wothe / Fan Palms (Licuala ramsayi) in rainforest, Daintree National Park, North Queensland, Australia, October

Konrad Wothe / Fan Palms (Licuala ramsayi) in rainforest, Daintree National Park, North Queensland, Australia, October

Konrad Wothe / Looking up through the canopy of Fan Palms (Licuala ramsayi) in rainforest, Daintree National Park, North Queensland, Australia

Roberto Rinaldi / Yellow fan coral / Seafan (Paramuricea clavata) amongst mass of invasive algae (Caulerpa taxifolia) with Rainbow wrasse fish (Coris julis), Strait of Messina, Southern Italy

Juergen Freund / Schooling Silverside fish (Antherinidae) split level with karst limestone walls, fan coral and featherstar, North Raja Ampat, West Papua, Indonesia, February 2002.

Juergen Freund / Brittlestar on gorgonian fan coral, Papua New Guinea.

Juergen Freund / Gorgonian fan coral with Featherstar / crinoid attached, West New Britain, Papua New Guinea.

Juergen Freund / Gorgonian fan coral with crinoids / featherstars, Kimbe Bay, West New Britain, Papua New Guinea

Juergen Freund / Convict blennies / False catfish, juvenile, (Pholidichthys leucotaenia) amidst a fan coral. Misool, Raja Ampat, West Papua, Indonesia,

Juergen Freund / Tiny Brittlestars (Ophiuridae) wrapped around the branches of Fan coral, Misool, Raja Ampat, West Papua, Indonesia.

Juergen Freund / Pygmy seahorse (Hippocampus bargibanti) camouflaged in a fancoral. Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Golden damselfish (Amblyglyphidodon aureus) swimming around a fan coral. Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Pygmy seahorse (Hippocampus bargibanti) camouflaged in a fancoral. Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Denise's pygmy seahorse (Hippocampus denise) in its fan coral. Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Fan coral (Gorgonacea) with open polyps. Misool, Raja Ampat, West Papua, Indonesia..

Juergen Freund / Tunicates / Ascidians / Sea squirts (Atriolum robustum) on a fan coral branch. Misool, Raja Ampat, West Papua, Indonesia.

Juergen Freund / Pygmy seahorse (Hippocampus bargibanti) camouflaged in a fan coral. Misool, Raja Ampat, West Papua, Indonesia.

Juergen Freund / Denise's pygmy seahorse (Hippocampus denise) in its fan coral. Misool, Raja Ampat, West Papua, Indonesia,

Juergen Freund / Split-level shot of Fan coral (Gorgonacea) in the shallows with boat shilouetted against the sunset in the background. North Raja Ampat, West Papua, Indonesia, February 2010

Juergen Freund / Colorful coral reef with soft corals (Alcyonacea) and fan corals (Gorgonacea). Misool, Raja Ampat, West Papua, Indonesia, January

Jouan & Rius / Palm trees (Licuala valida) in swamp forest, Lambir NP, Borneo, Sarawak, Malaysia

Jouan & Rius / Palm leaves (Licuala valida) in swamp forest, Lambir NP, Borneo, Sarawak, Malaysia

Tim Laman / Lionfish (Pterois) hovering in a Sea Fan in a view looking toward the surface of the water. Misool Island vicinity. Near smaller island of Fiabacet. West Papua, Indonesia, April 2007

Tim Laman / Denise's Pygmy seahorse (Hippocampus denise) camouflaged in a Sea Fan. Orange colour form. Vicinity of Gam Island, Raja Ampat, Indonesia, May 2007

Tim Laman / Denise's Pygmy seahorse (Hippocampus denise) camouflaging itself in a Sea Fan. Yellow colour form. Pisang Islands, West of Fak Fak Peninsula. West Papua, Indonesia, April 2007

Sue Daly / Close up of polyps and tentacles of Sea fan (Gorgonia sp) Cebu, Philippines, March

Sue Flood / Luxury hotel room looking over the Pitons, Jade Mountain hotel, St Lucia, May 2007

Wild Wonders of Europe / Zankl / European fan worms (Sabella / Spirographis spallanzani) Malta, Mediteranean, May 2009

Wild Wonders of Europe / Zankl / Close-up of European fan worm (Sabella / Spirographis spallanzani) Malta, Mediteranean, May 2009

Wild Wonders of Europe / Zankl / European fan worms (Sabella / Spirographis spallanzani) Malta, Mediteranean, May 2009

Wild Wonders of Europe / Lundgren / Blanket stars (Gorgonocephalus caputmedusae) climbing Fan coral (Paramuricea placomus) to position themselves in water current, Trondheimsfjorden, Norway, February 2009

Fred Bavendam / Crescent-tail Bigeye (Priacanthus hamrur) in front of a sea fan, Uepi Island, Solomon Islands

Jouan & Rius / Licuala fan palm (Licuala ramsayi), Daintree National Park, Queensland, Australia

Nick Turner / Llyn y Fan Fach, a glacial cirque, beneath Black Mountain in the Brecon Beacons National Park, Powys, Wales

Juergen Freund / Looking up through the fronds of Licuala fan palms {Licuala ramsayi} endemic to the tropical rainforest of North Queensland, Daintree NP, Australia

Juergen Freund / Looking up through the fronds of Licuala fan palms {Licuala ramsayi} endemic to the tropical rainforest of North Queensland, Daintree NP, Australia

Kirkendall-Spring / California Fan Palm trees {Washingtonia} in Mary's Grove, Anza-Borrego Desert State Park, California, USA

Kirkendall-Spring / California Fan Palm trees {Washingtonia} with the sun shining through the top leaves, Anza-Borrego Desert State Park, California, USA

DAVID HALL / Featherstar on red seafan {Crinoidea}, Solomon Islands

Gerry Ellis / Lowland tropical rainforest Fan Palms in canopy, Omo area, Papua New Guinea

Chris Newbert / Decorator Crab, holding a broken piece of Sea Fan as camouflage, night, Red Sea

Chris Newbert / Fan Coral (Melithaea sp) group and Feather Star (Oxycomanthus bennetti), Solomon Islands

Jim Brandenburg / Alluvial fan at mouth of glacial stream, Canadian Rocky Mountains, Alberta, Canada

Chris Newbert / Soft Coral (Dendronephthya sp) outcroppings, Sea Fan (Subergorgia sp) and Glassfish (Parapriacanthus ransonneti)

Chris Newbert / Feather Star (Colobometra perspinosa) on Sea Fan (Melithaea sp) and Leather Coral (Sarcophyton sp) 70 Feet Deep, Solomon Islands

Norbert Wu / Flamingo Tongue Snail (Cyphoma gibbosum) feeding on Common Sea Fan (Gorgonia ventalina) showing deep purple tone where the Sea Fan has released protective compounds, Saba, Caribbean

Fred Bavendam / Pygmy Seahorse (Hippocampus bargibanti) clinging to a Gorgonian Coral Fan, Lembeh Straits, Sulawesi, Indonesia

Fred Bavendam / Cowry living on Sea Fan (Solenocaulon sp), Bali, Indonesia

Tui De Roy / Woka Palm (Livingstonia rotundifolia) and buttress in lowland rainforest understory, Tangkoko-Dua Saudara Nature Reserve, Sulawesi, Indonesia

Fred Bavendam / Pygmy Seahorse (Hippocampus bargibanti) clinging to a Gorgonian Coral Fan, Lembeh Straits, Sulawesi, Indonesia

Fred Bavendam / Basslet (Pseudanthias sp) school, swimming near a Sea Fan (Melithaea sp) and a Blue Sea Star (Linckia laevigata)

Fred Bavendam / Basslet (Pseudanthias sp) school, swimming around a deep bommie with Soft Coral (Dendronephthya sp) sponge and a gorgonian sea fan, Andaman Sea, Thailand

Michael Pitts / Longnose hawkfish {Oxycirrhites typus} on fan coral, Papua New Guinea

Jeff Rotman / Giant seafan coral and diver {Subergorgia mollis} on reef Palau Is, Micronesia Model released.

Juergen Freund / Brittlestar on fan coral, Caribbean

Sue Daly / Warty coral {Eunicella verrucosa} Sark, Channel Isles, UK

Peter Scoones / Golden samselfish (Amblyglyphidodon aureus) with Gorgonian fan. Indo-Pacific Ocean

Juergen Freund / Feather star {Crinoidea} on fan coral, Indo Pacific

Juergen Freund / Featherstar in fan coral {Crinoidea} Indo-Pacific

Juergen Freund / Featherstar {Crinoidea} on fan coral, Sulu-sulawesi seas, Indo Pacific

Juergen Freund / Soft coral {Dendronephthya sp} + Gorgonia fan Sulu-Sulawesi seas, Indo Pacific

Jeff Rotman / Giant seafan coral close up {Subergorgia mollis} Bismarck Sea, Papua New Guinea.

Michele Westmorland / Scuba Diver at the entrance of Siaes Tunnel with overhanging Gorgonian sea fan, Palau, Micronesia 2010 model released

Michele Westmorland / Scuba Diver at the entrance of Siaes Tunnel with overhanging Gorgonian sea fan, Palau, Micronesia 2010 model released

Sue Daly / Diver, male Cuckoo Wrasse (Labrus mixtus) and Pink Sea Fan (Eunicella verrucosa). Channel Islands, UK, August.

Sue Daly / Diver, male Cuckoo Wrasse (Labrus mixtus) and Pink Sea Fan (Eunicella verrucosa). Channel Islands, UK, August.

Sue Daly / Ship wreck with male Cuckoo Wrasse (Labrus mixtus) and Pink Sea Fan / Warty Coral (Eunicella verrucosa) Wreck Forth, Herm, British Channel Islands, July.

Sue Daly / Ship wreck with Pink Sea Fan / Warty Coral (Eunicella verrucosa). Wreck Forth, Herm, British Channel Islands, July.

Sue Daly / Spiral Fan Worm (Bispira volutacornis). Maseline Harbour, Sark, British Channel Islands, July.

Sue Daly / Pink Sea Fan / Warty Coral (Eunicella verrucosa). Grune du Nord, Sark, British Channel Islands, August.

Linda Pitkin / 2020VISION / Pink sea fan / Warty coral (Eunicella verrucosa), Lundy Island Marine Conservation Zone, Devon, England, UK, May.

Linda Pitkin / 2020VISION / Pink sea fan / Warty coral (Eunicella verrucosa) with attached eggs of a Common squid (Loligo vulgaris), eggcase of a Lesser-spotted dogfish (Scyliorhinus canicula), and Spiny starfish (Marthasterias...

Tim Fitzharris / California Fan Palm (Washingtonia filifera) pair in oasis, Cottonwood Spring, Joshua Tree National Park, California

Floris van Breugel / Beavertail cacti (Opuntia basilaris) in bloom with California fan palm trees (Washingtonia filifera) behind, Anza-Borrego State Park, California, April.

Christophe Courteau / Makalani / Real fan palm trees {Hyphaene petersiana}. Rainy season Okavango delta, Botswana. Large

ZSSD / Red-fan Parrot (Deroptyus accipitrinus), native to South America

Andy Rouse / 2020VISION / Pen-y-Fan at sunrise, Brecon Beacons National Park, Powys, Wales, UK, December

Alex Mustard / Red clingfish (Arcos rubiginosus) pair blend in with their host, a deepwater sea fan (Iciligorgia nodulifera) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

David Shale / Soft coral (Acanthogorgia sp) from coral seamount, SW Indian Ridge, Indian Ocean, December 2011

David Shale / Squat lobster (Galatheidae) on black fan coral, from coral seamount, SW Indian Ridge, Indian Ocean, December 2011

Loic Poidevin / Fan-tailed warbler / Zitting cisticola (Cisticola juncidis) perched in marsh plants, Noirmoutier Island, Vendée, France.

Martin Willis / Atherton Scrubwren (Sericornis keri) feeding Fan-tailed Cuckoo (Cacomantis flabelliformis) chick at its nest, Atherton Tableland, Queensland, Australia

Alex Mustard / Red clingfish (Arcos rubiginosus) living on a deepwater sea fan (Iciligorgia nodulifera) on the reef wall, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Mary McDonald / Indian Peafowl / Blue Peafowl / Peacock (Pavo cristatus) male with large display fan tail. Pench National Park, Madhya Pradesh, India.

MYN / Paul Harcourt Davies / Ginkgo / Maidenhair tree (Ginkgo biloba) leaves, of medicinal value as a vasodilator, Italy, May). meetyourneighbours.net project

Konrad Wothe / Looking up through the leaves of Fan Palms (Licuala ramsayi) in rainforest, Mission Beach, North Queensland, Australia, October

Konrad Wothe / Looking up through the leaves of Fan Palms (Licuala ramsayi) in rainforest, Mission Beach, North Queensland, Australia, October

Konrad Wothe / Looking up through the canopy of Fan Palms (Licuala ramsayi) in rainforest, Mission Beach, North Queensland, Australia, October

Konrad Wothe / Leaves of the Fan Palms (Licuala ramsayi) in rainforest, Daintree National Park, North Queensland, Australia

Konrad Wothe / Fan Palms (Licuala ramsayi) in rainforest, Daintree National Park, North Queensland, Australia, October

Roberto Rinaldi / Yellow fan coral / Seafan (Paramuricea clavata) amongst invasive algae (Caulerpa taxifolia), Strait of Messina, Southern Italy

Roberto Rinaldi / Yellow fan coral / Seafan (Paramuricea clavata) amongst mass of invasive algae (Caulerpa taxifolia), Strait of Messina, Southern Italy

Roberto Rinaldi / Diver viewing Yellow fan coral / Seafan (Paramuricea clavata) amongst mass of invasive algae (Caulerpa taxifolia), Strait of Messina, Southern Italy