Alex Mustard / Yellowbelly hamlets (Hypoplectrus aberrans) pair spawning at dusk (artifically backlit). Hamlets are hermaphroditic species. George Town, Grand Cayman, Cayman Islands. Caribbean Sea.

Alex Mustard / Black hamlet (Hypoplectrus nigricans) and Yellowbelly hamlet (Hypoplectrus aberrans) spawning at dusk. As this genus is quite recently evolved hybridization is still possible. Hamlets are one of the...

David Noton / The village of Eus perched on a hilltop with sunlight with the Pic de Canigou beyond, the Pyrenees, Languedoc-Rousillon, France. June 2006.

Alex Mustard / Butter hamlet (Hypoplectrus unicolor) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

David Pattyn / Alpine ibex (Capra ibex) adult males in the hamlet of Pont in front of houses, Valsavarenche, Gran Paradiso National Park, Aosta Valley, Italy, may

Linda Pitkin / Spotted moray (Gymnothorax moringa) Bonaire, Leeward Antilles, Caribbean.

Linda Pitkin / Spotted moray (Gymnothorax moringa) Bonaire, Leeward Antilles, Caribbean.

Alex Mustard / Pair of Yellowbelly hamlets (Hypoplectrus aberrans) spawning at dusk. Hamlets are one of the few vertebrate species that are true hermaphrodites, here the fish with the open mouth is acting as a male...

Alex Mustard / Pair of Barred hamlets (Hypoplectrus puella) spawning at dusk . Hamlets are one of the few vertebrate species that are true hermaphrodites, here the fish in the foreground is acting as a male, but thi...

Andrew Cooper / Aerial view tracking over Whiteworks hamlet, showing evidence of past mining, Dartmoor National Park, Devon, England, UK, October 2015.

Claudio Contreras / Spotted moray (Gymnothorax moringa) on seabed, Playa del Carmen, Caribbean Sea, Mexico, January

Alex Mustard / Pair of Barred hamlets (Hypoplectrus puella) spawning at dusk. This species is hermaphrodite. Wreck of the Oro Verde, Grand Cayman, Cayman Islands. Caribbean Sea.

Alex Mustard / Yellowbelly hamlet (Hypoplectrus aberrans) pair spawning at dusk with the fish in the foreground acting as male which may be a Shy/yellowbelly hamlet hybrid, George Town, Grand Cayman, Cayman Islands,...

Alex Mustard / Shy hamlets (Hypoplectrus guttavarius) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Butter hamlet (Hypoplectrus unicolor) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Butter hamlet (Hypoplectrus unicolor) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Indigo hamlets (Hypoplectrus indigo) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Barred hamlet (Hypoplectrus puella) pair spawning at dusk (long exposure used to produce blue background) George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Yellowbelly hamlet (Hypoplectrus aberrans) pair spawning at dusk (a long exposure 1/10th produced the blue background) George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Barred hamlet (Hypoplectrus puella) pair spawning at dusk with a diver watching, Georgetown, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea. Model released

Alex Mustard / Shy hamlet (Hypoplectrus guttavarius) pair spawning at dusk. Hamlets are one of the few vertebrate species that are true hermaphrodites, here the fish in the foreground is acting as a male, but this p...

Pete Oxford / Yellowtail hamlet (Hypoplectrus chlorurus) Bonaire, Netherlands Antilles, Caribbean

Michele Westmorland / Tan Hamlet, a hybrid of Yellowbelly and Shy hamlet(Hypoplectrus sp). St Vincent, West-Indies, Caribbean, May.

Michele Westmorland / Banded coral shrimp (Stenopus hispidus) and Hamlet (Hypoplectrus sp.), St Vincent, West-Indies, Caribbean, May.

Bryan and Cherry Alexander / Igloos and Inukshuks built from snow as part of the celebrations for Hamlet Day in Igloolik. Nunavut, Canada, April 2008.

Bryan and Cherry Alexander / Igloos and Inukshuks built from snow as part of the celebrations for Hamlet Day in Igloolik, Nunavut, Canada, April 2008.

Bryan and Cherry Alexander / Open Air performance of Hamlet in Sami at the Ice Globe Theatre. Jukkasjarvi, Sweden, 2003.

Bryan and Cherry Alexander / Inuit hamlet of Grise Fjord, Canada's most northern village. Ellesmere Island, Nunavut, Canada, 1994.

Gary K. Smith / Burnham Overy Windmill and water mill, Norfolk, UK, february

Nature Production / Butter hamlet {Hypoplectrus unicolor} Caribbean

Nature Production / Barred hamlet {Hypoplectrus puella} Caribbean

Nature Production / Indigo Hamlet {Hypoplectrus indigo} Caribbean

Nature Production / Shy Hamlet fish {Hypoplectrus guttavarius} Caribbean

Ashley Cooper / The Loch of Kirkigarth and Kirkidale next to the hamlet of Walls, Shetland, Scotland, UK. June, 2022.

Jean E. Roche / Fouillouse hamlet, birth place of Abbe Pierre family. Provence-Alpes-Cotes-d'Azur, France. July.

Jean E. Roche / Donkey (Equus asinus) female and young, used for tourist rides at Fouillouse hamlet, birthplace of Abbe Pierre family. Provence-Alpes-Cotes-d'Azur, France. July.

Jean E. Roche / Donkey (Equus asinus), female and young, used for tourist rides at Fouillouse hamlet, birth place of Abbe Pierre family. Provence-Alpes-Cotes-d'Azur, France. July.

Jean E. Roche / Donkeys (Equus asinus) grazing at Fouillouse hamlet, birthplace of Abbe Pierre family. Provence-Alpes-Cotes-d'Azur, France. July.

David Hall / Two Indigo hamlets (Hypoplectrus indigo) mating, they are simultaneous hermaphrodites, the individual acting as a male is wrapping around his partner, inducing her to release her eggs, Belize, Caribbe...

David Hall / Two Indigo hamlets (Hypoplectrus indigo) mating, they are simultaneous hermaphrodites, the individual acting as a male is wrapping around his partner, inducing her to release her eggs, Belize, Caribbe...

Ross Hoddinott / Doyden Castle, a little fortress at the edge of the cliffs on the Port Quin headland, at sunset. This small cove and hamlet is situated between Port Isaac and Polzeath in north Cornwall, UK. January 2...

Claudio Contreras / Pacific mutton hamlet (Alphestes immaculatus), San Rafaelito Lighthouse Islet, Balandra National Protected Area, near La Paz, Gulf of California (Sea of Cortez), Mexico, September

Claudio Contreras / Pacific mutton hamlet (Alphestes immaculatus), Las Cruces, south of El Tecolote, Gulf of California (Sea of Cortez), Mexico, September

Claudio Contreras / Pacific mutton hamlet (Alphestes immaculatus) and Orange Cup Coral (Tubastraea coccinea), San Diego Island, Islands of the Gulf of California Protected Area, Gulf of California

Claudio Contreras / Spotted moray (Gymnothorax moringa), Cozumel Island, Caribbean Sea, Mexico.

Alex Mustard / Long exposure showing a pair of Yellowbelly hamlets (Hypoplectrus aberrans), one is a hybird with Shy hamlet (Hypoplectrus guttavarius) spawning at dusk. George Town, Grand Cayman, Cayman Islands, Bri...

Claudio Contreras / Barred hamlet (Hypoplectrus puella), Guanahacabibes Peninsula National Park, Pinar del Rio Province, western Cuba.

Claudio Contreras / Indigo hamlet fish (Hypoplectrus indigo), Cienaga de Zapata National Park, Matanzas Province, Cuba.

Claudio Contreras / Indigo Hamlet (Hypoplectrus indigo), Cienaga de Zapata National Park, Matanzas Province, Cuba.