Edwin Giesbers / Common blue damselfly (Enallagma cyathigerum) pair in tandem with female ovipositing, reflected in water. September.

James Dunbar / Slow motion clip of a Beefly (Bombyliidae sp.) laying eggs by flicking them into the nest of a solitary bee, UK, April.

Alex Mustard / Pair of Western clown anemonefish (Amphiprion ocellaris) spawning orange eggs on the rock beneath their Magnificent sea anemone (Heteractis magnifica) home on a coral reef. This photo shows the larger...

Lucas Bustamante / Treehopper (Alchisme onorei) with eggs Papallacta, Napo, Ecuador

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) pair, female laying egg. Atka Bay, Antarctica. June.

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) pair with recently laid egg, on sea ice. Atka Bay, Antarctica. May.

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) female laying egg. Atka Bay, Antarctica. June. Sequence 3/5.

Shane Gross / Queen conch (Lobatus gigas) laying eggs in the Exuma Cays Land and Sea Park, Exuma, Bahamas.

Tui De Roy / Green turtle (Chelonia mydas), female returning to the sea after egg laying, Puerto Pajas, Isabela Island, Galapagos

Theo Bosboom / Common blue damselfly (Enallagma cyathigerum) male trying to interfere with a mating couple. Hondenven, Tubbergen, the Netherlands, June.

Dave Bevan / Female Giant wood wasp (Uroceras gigas) inserting ovipositor into tree stump to lay eggs, Carmarthenshire, Wales, UK, September.

Nick Hawkins / Green sea turtle female (Chelonia mydas) returning to the sea, Tortuguero National Park, Costa Rica.

Pedro Narra / Green turtle (Chelonia mydas) female digging nest on beach at night, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes Menacees / SOS Endangered Species Portfolio category of the Terre S...

Pedro Narra / Green Turtle (Chelonia mydas) returning to sea, Bissagos Islands, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes Menacees / SOS Endangered Species Portfolio category of the Terre Sau...

Pedro Narra / Man and woman undertaking monitoring work measuring Green turtle (Chelonia mydas) nests as the the female digs it, Bissagos Islands, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes M...

Pedro Narra / Green turtle (Chelonia mydas) returning to see after egg laying, e to open sea after digging nest. Bissagos Islands, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes Menacees / SOS End...

Alex Hyde / Fly (Mycophaga testacea) laying eggs on Porcelain fungus (Oudemansiella mucida) growing on dead Beech tree (Fagus sylvatica). Peak District National Park, Derbyshire, UK. October.

Jordi Chias / Green turtle (Chelonia mydas) covering with sand the eggs after laying them in the beach, Europa Island, Eparse Islands / Scattered Islands in the Indian Ocean, Mozambique Channel, Indian Ocean.

Jordi Chias / Green turtle (Chelonia mydas) returning at sea after egg laying in the beach, Europa Island, Eparse Islands / Scattered Islands in the Indian Ocean, Mozambique Channel, Indian Ocean.

Fred Olivier / Adelie penguin (Pygoscelis adeliae) lying down to incubate an egg, Antarctica.

Ingo Arndt / Olive ridley sea turtles (Lepidochelys olivacea) digging their nests by night with stars during an arribada (mass nesting event) to lay eggs, Pacific Coast, Ostional, Costa Rica.

Ingo Arndt / Olive ridley sea turtles (Lepidochelys olivacea) females coming ashore at twilight during an arribada (mass nesting event) to lay eggs, Pacific Coast, Ostional, Costa Rica.

Ingo Arndt / Olive ridley sea turtles (Lepidochelys olivacea) females coming ashore during an arribada (mass nesting event) to lay eggs, Pacific Coast, Ostional, Costa Rica.

Mark MacEwen / Green Sea Turtle (Chelonia mydas) returning to sea after Egg laying, Raine Island, Australia. Raine Island is the largest and most important green sea turtle nesting area in the world, with over 14,00...

Ross Hoddinott / 2020VISION / Female Emperor dragonfly (Anax imperator) laying eggs, Cornwall, England, UK, April

Graham Eaton / Leatherback Turtle (Dermochelys coriacea) covering her nest with sand after egg laying. Cayenne, French Guiana, July.

Brandon Cole / Oregon Triton Snail (Fusitriton oregonensis) laying eggs. British Columbia, Canada, Pacific Ocean, September.

Jurgen Freund / Nudibranchs (Hypselodoris / Chromodoris bullocki) mating and laying eggs, Lembeh Strait, North Sulawesi, Indonesia

Jurgen Freund / Leatherback turtle (Dermochelys coriacea) female laying her clutch of eggs. Warmamedi beach, Bird's Head Peninsula, West Papua, Indonesia, July 2009.

Wild Wonders of Europe / Maitland / Female Black veined white butterfly (Aporia crataegi) laying eggs on Buckthorn, Lagadin region, Lake Ohrid, Galicica National Park, Macedonia, June 2009

Wild Wonders of Europe / Lundgren / Nudibranch (Adalaria proxima) egg laying, Moere coastline, Norway, February 2009

Georgette Douwma / Pharao cuttlefish (Sepia pharaonis), very small male guarding large egg-laying female. Andaman Sea, Thailand.

Ross Hoddinott / Female emperor dragonfly (Anax imperator) laying eggs at the edge of a pond. Cornwall, UK.

Jurgen Freund / Broadclub cuttlefish mating and egg laying {Sepia latimanus} Indo-Pacific

Georgette Douwma / Tiger shark patrolling shallow water for egg laying turtles. Australia {Galeocerdo

Ben Osborne / Olive ridley turtle returns to sea at dawn. Costa Rica {Lepidochelys olivacea}

Jurgen Freund / Green turtle laying eggs in nest on beach {Chelonia mydas} Sulawesi, Indonesia

Martin Gabriel / European Honeybee Queen laying eggs surrounded by workers {Apis mellifera}

Bernard Castelein / Drinker moth (Euthrix potatoria) laying eggs. Belgium, Europe

Jose B. Ruiz / Dune snail (Eobania vermiculata) laying eggs in sand. Arenales del Sol, Alicante, Spain

Georgette Douwma / Pharaoh cuttlefish {Sepia pharaonis} male guarding egg laying female, Andaman Sea, Thailand

Hans Christoph Kappel / Map Butterfly laying eggs on nettle. Life cycle sequence 2/5

Birgitte Wilms / Nudibranch laying eggs, Indonesia

Shane P. White / Leatherback Sea Turtle (Dermochelys coriacea) female returning to sea after egg laying, Trinidad and Tobago, Caribbean

Fred Bavendam / Horseshoe Crab (Limulus polyphemus) group crawling ashore on the high tides of spring to lay their eggs in Delaware Bay's sandy beaches, New Jersey

Mitsuaki Iwago / Loggerhead Sea Turtle (Caretta caretta) female laying eggs in nest in beach sand, Australia

Mitsuaki Iwago / Green Sea Turtle (Chelonia mydas) female laying eggs in nest on beach, endangered, Hawaii

David Perpinan / Female Solitary bee (Anthophora romandii) landing in burrow, lays egg before flying away, Barcelona, Spain, April.