Fabio Liverani / Mudskipper (Periophthalmus species) at low tide, Sabah, Borneo

Enrique Lopez-Tapia / Mudskipper (Periophthalmus) the Sundarbans National Park, the largest mangrove swamp in the world. Bangladesh. UNESCO World Heritage Site. June 2012.

Shibai Xiao / Blue-spotted mudskipper (Boleophthalmus pectinirosris) two males on beach displaying their colorful dorsal fins and fighting each other, Guangxi Province, China.

Jouan & Rius / Mudskipper (Periophthalmus sp) at long tide amongst mangroves, Bako NP, Borneo, Sarawak, Malaysia

Stephen Dalton / Common Mudskipper (Periophtalmus kalolo) at the surface of water. Seychelles, March.

Edwin Giesbers / Mudskippers (Periophthalmus sp) in sand at low tide, in Mangrove habitat, Bako National Park, Sarawak, Borneo, Malaysia

Alan Watson / Giant mudskipper (Periophthalmodon schlosseri) on the stilt root of a Mangrove (Rhizophora sp) Phang-Nga Bay, Ao Phang-Nga National Park, Phang-Nga Province, Thailand

Stephen Dalton / Mudskipper {Periophthalmus barbarus} close up of eyes, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} close up of head, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} close up of head, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} leaping to avoid danger, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} leaping to avoid danger, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} leaping to avoid danger, controlled conditions, from West Africa

Stephen Dalton / Close up of eyes of a Mudskipper {Periophthalmus barbarus} controlled conditions, from West Africa

Stephen Dalton / Close up of eyes of a Mudskipper {Periophthalmus barbarus} controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} coming out of water, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} at water's surface, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} close up of eyes, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} at water's surface, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} leaping to avoid danger, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} leaping to avoid danger, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} on land, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} coming out of water, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} three at water's surface, controlled conditions, from West Africa

Stephen Dalton / Mudskipper {Periophthalmus barbarus} at water's surface, controlled conditions, from West Africa

Tim Laman / Mudskipper {Periophthalmus sp} Sundarbans, Khulna Province, Bangladesh, April 2006

Tim Laman / Giant mudskipper (Periophthalmodon sp.) on the mangrove mudflat in the Matang mangroves spitting mud from the hole it is digging. Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / Giant mudskipper (Periophthalmodon sp.) on the mangrove mudflat in the Matang mangroves with its dorsal fin up. Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / A mudskipper (Boleophthalmus sp) being bitten by a mosquito. Matang Mangrove Forest, Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / A mudskipper with its dorsal fins erect in display. Matang Mangrove Forest, Taiping vicinity, Perak, Malaysia.

Tim Laman / Giant mudskipper (Periophthalmodon sp) on the mangrove mudflat in the Matang mangroves. Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / A mudskipper (Boleophthalmus sp) being bitten by a mosquito. Matang Mangrove Forest, Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / Fiddler crab (Uca sp) emerging from its burrow to forage on the mangrove mudflats at low tide, and mudskipper fish, Sundarban Forest, Khulna Province, Bangladesh.

Tim Laman / A mudskipper (Boleophthalmus sp) being bitten by a mosquito while displaying to another mudskipper. Matang Mangrove Forest, Taiping vicinity, Perak, Malaysia. May 2006

Tim Laman / Giant mudskipper (Periophthalmodon sp.) on mangrove mudflat in the Matang mangroves. Dorsal fin raised in display. Taiping vicinity, Perak, Malaysia. mAY 2006

Tim Laman / Giant mudskipper (Periophthalmodon sp.) on the mangrove mudflat in the Matang mangroves carrying a leaf away from the hole it is digging. Taiping vicinity, Perak, Malaysia. May 2006

Juan Carlos Munoz / Mudskipper {Periophthalmus sp} swimming, Labuk Bay, Sandakan, Sabah, Borneo, Malaysia

Juan Carlos Munoz / Mudskipper {Periophthalmus sp} Labuk Bay, Sandakan, Sabah, Borneo, Malaysia

Juan Carlos Munoz / Mudskipper {Periophthalmus sp} Labuk Bay, Sandakan, Sabah, Borneo, Malaysia

Juan Carlos Munoz / Mudskipper {Periophthalmus sp} Labuk Bay, Sandakan, Sabah, Borneo, Malaysia

Juan Carlos Munoz / Mudskipper {Periophthalmus sp} swimming, Labuk Bay, Sandakan, Sabah, Borneo, Malaysia

Thomas Marent / Mudskipper pair in territorial display, Sabah, Borneo, Malaysia

Thomas Marent / Mudskipper (Periophthalmus sp) on land displaying erect dorsal fin, Bako National Park, Sarawak, Borneo, Malaysia

Thomas Marent / Mudskipper (Periophthalmus sp) emerged from water, Hinchinbrook Island National Park, Australia

Nature Production / Common Mudskipper (Periophthalmus modestus) at entrance of burrow, Japan.

Nature Production / Mudskipper (Bluespotted Mudhopper) {Boleophthalmus pectinirostris} jumping, courtship display, Japan

Daniel Gomez / Mudskippers {Periophthalmus sp.} on log. Bako NP, Sarawak, Malaysia.

Jane Burton / Mudskipper {Periophthalmus barbarus} captive

Jane Burton / Mudskipper {Periophthalmus barbarus} captive

Jane Burton / Mudskipper {Periophthalmus barbarus} captive

Jane Burton / Mudskipper display (Periophthalmus barbarus) raised dorsal fin. Captive.

Jane Burton / Mudskipper {Periophthalmus barbarus} captive

Kim Taylor / Mudskippers on rock as tide rises {Periophthalmus barbarus} Gambia, Digital composite.

Norbert Wu / Mudskipper (Periophthalmus koelreuteri) fish lives out of water much of the time, ancestor to amphibians, Thailand

Norbert Wu / Mudskipper (Periophthalmus sp) portrait, Great Barrier Reef, Australia

Vivek Menon / Mudskipper, Indus River, Pakistan

Fabio Liverani / Mudskipper (Periophthalmus species) Sabah, Borneo

Fabio Liverani / Mudskippers at low tide, Sabah, Borneo. South East Asia.

Juergen Freund / Mudskipper {Pheriophthalmus kalolo} Sulawesi, Indonesia

Fabio Liverani / Mudskippers (Periophthalmus species) at low tide, Sabah, Borneo