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    • Reproduce
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Eared grebes (Podiceps nigricollis), pair, one adult feeding one of two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA  -  Marie  Read
01548603
Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult feeding one of two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA
Eared grebes (Podiceps nigricollis), pair, one adult carrying food (damselfly) for two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA  -  Marie  Read
01548602
Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult carrying food (damselfly) for two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA
Eared grebes (Podiceps nigricollis), pair, one adult feeding chick riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA  -  Marie  Read
01548600
Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult feeding chick riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA
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...  -  Alex Mustard
01520060
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...
Common frogs (Rana temporaria) mating surrounded by spawn in pond, West Runton North Norfolk, England, UK, March.  -  David Tipling
01511501
David Tipling / Common frogs (Rana temporaria) mating surrounded by spawn in pond, West Runton North Norfolk, England, UK, March.
Red Kite (Milvus milvus) in flight, Wales, UK, November. 2020VISION Exhibition. Did you know? Reintroduced Red kites in England reproduce when they are one year old, but native kites in Wales only sta...  -  Andy Rouse / 2020VISION
01390881
Andy Rouse / 2020VISION / Red Kite (Milvus milvus) in flight, Wales, UK, November. 2020VISION Exhibition. Did you know? Reintroduced Red kites in England reproduce when they are one year old, but native kites in Wales only sta...
Freshwater sponge (Ephydatia fluviatilis) with gemmules, growing on dead wood, Swan Pool, Malvern, Worcestershire, UK.  -  Will Watson
01685998
Will Watson / Freshwater sponge (Ephydatia fluviatilis) with gemmules, growing on dead wood, Swan Pool, Malvern, Worcestershire, UK.
Marsh fritillary (Euphydryas aurinia) caterpillars hatching and spinning a protective silken larval web on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant,...  -  Nick Upton
01682776
Nick Upton / Marsh fritillary (Euphydryas aurinia) caterpillars hatching and spinning a protective silken larval web on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant,...
Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682775
Tony Wu / Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.
Close up view of male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from one of its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682774
Tony Wu / Close up view of male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from one of its arms. Kagoshima Prefecture, Kyushu, Japan.
Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682773
Tony Wu / Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.
Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682772
Tony Wu / Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.
Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682771
Tony Wu / Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.
Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.  -  Tony Wu
01682770
Tony Wu / Male Leach's sea star (Leiaster leachi) broadcast spawning, releasing streams of sperm from its arms. Kagoshima Prefecture, Kyushu, Japan.
Close-up view of newly spawned Spotty-bellied greenling eggs (Hexagrammos agrammus). Each egg is about 3mm in size. Photographed at a magnification of four times life size. Hokkaido, Japan.  -  Tony Wu
01679499
Tony Wu / Close-up view of newly spawned Spotty-bellied greenling eggs (Hexagrammos agrammus). Each egg is about 3mm in size. Photographed at a magnification of four times life size. Hokkaido, Japan.
Composite image of various Syllidae polychaete worms that gathered around a light at night in order to prey upon smaller animals that are attracted to the light. These worms were less than 1cm in size...  -  Tony Wu
01679485
Tony Wu / Composite image of various Syllidae polychaete worms that gathered around a light at night in order to prey upon smaller animals that are attracted to the light. These worms were less than 1cm in size...
Chum salmon (Oncorhynchus keta) male. Despite his poor condition, the male was still swimming and competing with other males to spawn with females. Hokkaido, Japan.  -  Tony Wu
01679482
Tony Wu / Chum salmon (Oncorhynchus keta) male. Despite his poor condition, the male was still swimming and competing with other males to spawn with females. Hokkaido, Japan.
Chum salmon (Oncorhynchus keta) male, on his last legs during the spawning run. His body has deteriorated considerably. His eye is opaque. Yet, he was still vying to spawn with females. A more intact...  -  Tony Wu
01679481
Tony Wu / Chum salmon (Oncorhynchus keta) male, on his last legs during the spawning run. His body has deteriorated considerably. His eye is opaque. Yet, he was still vying to spawn with females. A more intact...
Chum salmon (Oncorhynchus keta) swimming in a shallow river, Hokkaido, Japan.  -  Tony Wu
01679480
Tony Wu / Chum salmon (Oncorhynchus keta) swimming in a shallow river, Hokkaido, Japan.
Blenny (Neoclinus bryope) male, peeking out from the safety of his hole in the reef, on the lookout for eligible females during the winter reproductive season  -  Tony Wu
01679475
Tony Wu / Blenny (Neoclinus bryope) male, peeking out from the safety of his hole in the reef, on the lookout for eligible females during the winter reproductive season
Blenny (Neoclinus bryope) male active during the winter reproductive season. Kanagawa, Japan.  -  Tony Wu
01679474
Tony Wu / Blenny (Neoclinus bryope) male active during the winter reproductive season. Kanagawa, Japan.
Blenny (Neoclinus bryope) male has just darted out from its hole to scan for passing prey. Kangawa, Japan.  -  Tony Wu
01679473
Tony Wu / Blenny (Neoclinus bryope) male has just darted out from its hole to scan for passing prey. Kangawa, Japan.
Chaenopsid blenny (Neoclinus bryope) during the winter breeding season, Kanagawa, Japan.  -  Tony Wu
01679471
Tony Wu / Chaenopsid blenny (Neoclinus bryope) during the winter breeding season, Kanagawa, Japan.
Pictured here is a pair of Blenny (Neoclinus bryope) the larger male above, smaller female below. The female has just entered his burrow. She will deposit eggs inside. The male will fertilize them and...  -  Tony Wu
01679470
Tony Wu / Pictured here is a pair of Blenny (Neoclinus bryope) the larger male above, smaller female below. The female has just entered his burrow. She will deposit eggs inside. The male will fertilize them and...
Three male Blennies (Neoclinus bryope) engaged in a stand off during the reproductive season, Kanagawa, Japan.  -  Tony Wu
01679469
Tony Wu / Three male Blennies (Neoclinus bryope) engaged in a stand off during the reproductive season, Kanagawa, Japan.
Rose petal bubble shell (Hydatina physis) is gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.  -  Tony Wu
01679462
Tony Wu / Rose petal bubble shell (Hydatina physis) is gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.
Rose petal bubble shell (Hydatina physis) gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.  -  Tony Wu
01679461
Tony Wu / Rose petal bubble shell (Hydatina physis) gathering and arranging freshly secreted eggs on its mantle, prior to attaching the completed egg mass to the sand with a mucous thread, Kanagawa, Japan.
Fat greenling (Hexagrammos otakii) male in the background. The purple eggs in the middle, however, belong to an all-female hybrid species (Hexagrammos octogrammus x H. otakii) that produces all-female...  -  Tony Wu
01679458
Tony Wu / Fat greenling (Hexagrammos otakii) male in the background. The purple eggs in the middle, however, belong to an all-female hybrid species (Hexagrammos octogrammus x H. otakii) that produces all-female...
Fat greenling (Hexagrammos otakii) male, watching over developing eggs. Hokkaido, Japan.  -  Tony Wu
01679457
Tony Wu / Fat greenling (Hexagrammos otakii) male, watching over developing eggs. Hokkaido, Japan.
Fat greenling (Hexagrammos otakii) male, watching over several clutches of developing eggs. Hokkaido, Japan.  -  Tony Wu
01679456
Tony Wu / Fat greenling (Hexagrammos otakii) male, watching over several clutches of developing eggs. Hokkaido, Japan.
Fat greenling (Hexagrammos otakii) opening his mouth. This male has been guarding clutches of eggs, the purple mass near his pectoral fin. Hokkaido, Japan.  -  Tony Wu
01679455
Tony Wu / Fat greenling (Hexagrammos otakii) opening his mouth. This male has been guarding clutches of eggs, the purple mass near his pectoral fin. Hokkaido, Japan.
Fat greenling (Hexagrammos otakii) opening his mouth. This male has been guarding clutches of eggs. Hokkaido, Japan.  -  Tony Wu
01679454
Tony Wu / Fat greenling (Hexagrammos otakii) opening his mouth. This male has been guarding clutches of eggs. Hokkaido, Japan.
Fat greenling (Hexagrammos otakii) male tending to eggs, Hokkaido, Japan.  -  Tony Wu
01679453
Tony Wu / Fat greenling (Hexagrammos otakii) male tending to eggs, Hokkaido, Japan.
Fat greenling (Hexagrammos otakii) eggs nearing maturity, with eyes and vascular structure visible. Hokkaido, Japan.  -  Tony Wu
01679452
Tony Wu / Fat greenling (Hexagrammos otakii) eggs nearing maturity, with eyes and vascular structure visible. Hokkaido, Japan.
Fat greenlings (Hexagrammos otakii) This is a close-up view, photographed at 4x life-size, of newly spawned eggs. Hokkaido, Japan.  -  Tony Wu
01679451
Tony Wu / Fat greenlings (Hexagrammos otakii) This is a close-up view, photographed at 4x life-size, of newly spawned eggs. Hokkaido, Japan.
Close-up view of 3mm eggs of a hemiclonal hybrid sub-species. The female that spawned the eggs passed on her (Hexagrammos octogrammus) DNA while making use of a (Hexagrammos otakii) male to produce vi...  -  Tony Wu
01679450
Tony Wu / Close-up view of 3mm eggs of a hemiclonal hybrid sub-species. The female that spawned the eggs passed on her (Hexagrammos octogrammus) DNA while making use of a (Hexagrammos otakii) male to produce vi...
Spotty-bellied greenling (Hexagrammos agrammus) male, protecting several clutches of eggs resulting from spawning with multiple females. During the autumn/ winter breeding season, males keeps watch ov...  -  Tony Wu
01679449
Tony Wu / Spotty-bellied greenling (Hexagrammos agrammus) male, protecting several clutches of eggs resulting from spawning with multiple females. During the autumn/ winter breeding season, males keeps watch ov...
Spotty-bellied greenling (Hexagrammos agrammus) male, watching over several clutches of developing eggs, which are just below the fish's left pectoral fin. Hokkaido, Japan.  -  Tony Wu
01679448
Tony Wu / Spotty-bellied greenling (Hexagrammos agrammus) male, watching over several clutches of developing eggs, which are just below the fish's left pectoral fin. Hokkaido, Japan.
Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...  -  Nick Upton
01678455
Nick Upton / Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...
Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...  -  Nick Upton
01678454
Nick Upton / Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...
Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...  -  Nick Upton
01678453
Nick Upton / Marsh fritillary butterfly (Euphydryas aurinia) egg cluster laid on the underside of a Devil's bit scabious (Succisa pratensis) leaf, the larval food plant, in a chalk grassland meadow, Wiltshire,...
Northern pygmy squid (Idiosepius paradoxus) female accepting spermatophore from the smaller, darker male (right) while depositing eggs on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Ja...  -  Tony Wu
01676962
Tony Wu / Northern pygmy squid (Idiosepius paradoxus) female accepting spermatophore from the smaller, darker male (right) while depositing eggs on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Ja...
Emperor dragonfly (Anax imperator) female ovipositing whilst standing on pond vegetation. Wiltshire, England, UK. May.  -  Nick Upton
01671659
Nick Upton / Emperor dragonfly (Anax imperator) female ovipositing whilst standing on pond vegetation. Wiltshire, England, UK. May.
Slime mould (Hemitrichia clavata) sporangia, sponge like structure containing spores has expanded to five times its original size, spores dispersed by wind. Hertfordshire, England, UK. August. Focus s...  -  Andy Sands
01667841
Andy Sands / Slime mould (Hemitrichia clavata) sporangia, sponge like structure containing spores has expanded to five times its original size, spores dispersed by wind. Hertfordshire, England, UK. August. Focus s...
Slime mould (Didymium nigripes) sporangium fruiting on rotting leaf, close-up. Buckinghamshire, England, UK. September. Focus stacked image.  -  Andy Sands
01667829
Andy Sands / Slime mould (Didymium nigripes) sporangium fruiting on rotting leaf, close-up. Buckinghamshire, England, UK. September. Focus stacked image.
Slime mould (Physarum robustum), in mature reproductive phase. Close-up of erupted fruiting bodies (sporangia), bearing thousands of spores. UK. The much smaller fruiting bodies in the bottom of the f...  -  Andy Sands
01660991
Andy Sands / Slime mould (Physarum robustum), in mature reproductive phase. Close-up of erupted fruiting bodies (sporangia), bearing thousands of spores. UK. The much smaller fruiting bodies in the bottom of the f...
Sonoran spotted whiptail (Cnemidophorus sonorae), two females mating, the females will then produced eggs parthenogenetically. Arizona, USA, July.  -  John Cancalosi
01652437
John Cancalosi / Sonoran spotted whiptail (Cnemidophorus sonorae), two females mating, the females will then produced eggs parthenogenetically. Arizona, USA, July.
Close up view of a Mexican hat plant / Mother of thousands (Bryophyllum diagramiontianum / Kalanchoe daigremontiana) with plantlets developing on leaf edge, cultivated, UK.  -  Nick Upton
01650611
Nick Upton / Close up view of a Mexican hat plant / Mother of thousands (Bryophyllum diagramiontianum / Kalanchoe daigremontiana) with plantlets developing on leaf edge, cultivated, UK.
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