Tony Wu / Female limpet (Lottia emydia) spawning, releasing a stream of eggs into the water. Hokkaido, Japan.
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Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus) aggressive mating behaviour (wrestling, biting) male eventually moves away, Yarra Bend Park, Victoria, Australia, April.
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Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus) male involved in courtship / mating behaviour including licking female's genitalia; male grooming his own penis, bickering and female climbing away, Yar...
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Vishal Jadhav / Great hornbill (Buceros bicornis) pair performing courtship feeding ritual, passing berry from beak to beak, then female eats berry, Maharashtra, India, February.
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Noemie Stroh / Green turtles (Chelonia mydas) mating on coral reef, Rocky Island, Red Sea, Egypt, June.
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David Pattyn / Pair of Great crested grebes (Podiceps cristatus) performing courtship dance, The Netherlands, Europe. March.
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David Pattyn / Pair of Great crested grebes (Podiceps cristatus) courtship dance display, The Netherlands, Europe. March.
George Sanker / Elk (Cervus canadensis) bull and cow sniffing noses, Yellowstone National Park, Wyoming, USA. September.
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Will Burrard-Lucas / A mating pair of leopards (Panthera pardus) caught in front of a camera trap at night, Laikipia Wilderness Camp, Kenya. Communication Arts Annual 62 Competition 2021 Winner Book Category; Sony World P...
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Sven Zacek / Brimstone butterfly(Gonepteryx rhamni) male and female during mating flight, early spring. Tartumaa county, Southern Estonia. May.
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Tony Heald / Red Deer (Cervus elaphus) stags fighting during the rutting season. Bushy Park, London, UK. October.
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Edwin Giesbers / Common red soldier beetle (Rhagonycha fulva) pair mating amongst flowers. The Netherlands. July.
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Simon Littlejohn / Pair of Griffon vultures (Gyps fulvus) mating, Andalusia, Spain, June.
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Brian Bevan / Male European cuckoo (Cuculus canorus) trying to mate with a decoy female, used as part of a scientific study, Bedfordshire, England, UK, May.
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Brian Bevan / Male European cuckoo (Cuculus canorus) trying to mate with a decoy female, used as part of a scientific study, Bedfordshire, England, UK, May.
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Konrad Wothe / Two male Lawes' parotia birds of paradise (Parotia lawesii) hopping on its display ground, with females watching nearby, Papua New Guinea.
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Doug Perrine / Black-footed albatross (Phoebastria nigripes) pair at sunset. Sand Island, Midway Atoll National Wildlife Refuge, Papahanaumokuakea Marine National Monument, Northwest Hawaiian Islands, USA.
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Tui De Roy / Galapagos hawk (Buteo galapagoensis) landing on mating pair of Galapagos giant tortoise (Chelonoidis vandenburgh) Alcedo Volcano, Isabela Island, Galapagos.
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Sven Zacek / Black Grouse (Tetrao tetrix) two males facing off on a lekking site, Varumaa county, Southern Estonia. April.
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Tui De Roy / Wolf giant tortoise (Chelonoidis becki) two males fight briefly over mating rights. Wolf Volcano, Isabela Island, Galapagos
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George Sanker / Wild turkey (Meleagris gallopavo) male displaying during spring mating season. Acadia National Park, Maine, USA. April.
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David Hall / Sockeye salmon (Oncorhynchus nerka) migration, Adams River, British Columbia, Canada. October.
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David Hall / Sockeye salmon (Oncorhynchus nerka) migration, Adams River, British Columbia, Canada. October.
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Guy Edwardes / Red-crowned crane (Grus japonensis) courtship dance in snow, Hokkaido, Japan
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John Cancalosi / Sonoran desert toad (Incilius alvarius) pair mating, with trail of spawn in water. Arizona, USA.
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Morley Read / Slow motion clip of a group of male Mallards (Anas platyrhynchos) competing violently to mate with a single female, Cornwall, England, UK, May 2018.
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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...
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John Chan / Crenulated fiddler crab (Uca crenulata) waving its major claw at another crab, part of a courtship display, Southern California, USA, June.
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Tony Wu / Humphead parrotfish (Bolbometopon muricatum) shoal spawning in early morning, part of mass aggregation of thousands of fish. Caroline Islands, Palau.
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John Shaw / Black-browed albatross pair (Thalassarche melanophris) mutual grooming during copulation. New Island, Falkland Islands, November.
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John Shaw / Great frigatebird (Fregata minor) male at nest site, with gular sac inflated to attract females. Genovesa Island, Galapagos, May.
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John Chan / Two male Southern Pacific rattlesnakes (Crotalus oreganus helleri) fighting during mating season. This behaviour is known as a "combat dance", and is used to determine dominance and the right to mate...
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Nick Hawkins / Chum salmon (Oncorhynchus keta) migrate up a small river near Bella Bella, British Columbia, Canada. September
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SCOTLAND: The Big Picture / RF - Brown hare, (Lepus europaeus) male pursuing female that is in season, Islay, Scotland, UK., March (This image may be licensed either as rights managed or royalty free.)
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SCOTLAND: The Big Picture / RF - Brown hare, (Lepus europaeus), male and female displaying courtship behaviour, Islay, Scotland, UK., March (This image may be licensed either as rights managed or royalty free.)
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SCOTLAND: The Big Picture / RF - Black Grouse (Tetrao tetrix), two males fighting on lek , Scotland, UK.April (This image may be licensed either as rights managed or royalty free.)
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SCOTLAND: The Big Picture / Brown hare, (Lepus europaeus), group of animals in field, Islay, Scotland, UK., March
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Marie Read / Black-necked stilts (Himantopus mexicanus) pair performing post-copulatory display (as copulation ends, the male slides off the female leaving his wings draped over her and crossing his bill with hers...
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Marie Read / Western Grebe (Aechmorphus occidentalis), pair during 'rushing' courtship display in which they run across water's surface in synchrony, near Escondido, California, USA, January.
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Shane Gross / Elkhorn corals (Acropora palmata) at night silhouetted by a scientist's light during the annual coral spawn. Abaco, Bahamas.
