Sexual Reproduction Collection (page 3)

Microscopic view of sperm swimming towards egg

Microscopic view of sperm traveling towards egg

Fetus inside womb

Microscopic view of male sperm cells

Microscopic view showing bone structure of sperm

Microscopic view of a single male sperm cell

Model of an egg cell being fertilised by a sperm cell

Rose Hip cut in half

The male cat sniffs the odours of the other

Female bedbugs abdomen, SEM
Female bedbugs abdomen. Scanning electron micrograph (SEM) of the external groove over the pleural membrane on the abdomen of a female bedbug (Cimex lectularius)

Mealworm beetles mating. Coloured scanning electron micrograph (SEM) of yellow mealworm beetles (Tenebrio molitor) mating

Rain frogs mating C014 / 0966
Rain frogs (Pristimantis sp.) mating. This mating position is called amplexus. The male frog (top) grasps the female while she lays her eggs. Simultaneously he fertilizes the eggs with his sperm

Mallards mating C018 / 9347
Mallards (Anas platyrhynchos) mating

Oocyte, light micrograph
Oocyte. Light micrograph of a section through an oocyte within a early antral follicle in an ovary. Oocytes are immature ova, or egg cells

Common darter dragonflies mating. These dragonflies are native to Eurasia and are one of the most common dragonflies in Europe. Photographed on Studland Heath, Dorset, UK, in August

Fertilisation, artwork C016 / 7516
Fertilisation. Cutaway computer artwork of a sperm cell (spermatozoa) penetrating an egg (large). The nucleus of the sperm cell will fuse with the egg and its DNA (deoxyribonucleic acid)

Cockroach courtship C016 / 7765
Cockroach courtship. Close-up of a cockroach (order Blattodea) performing a mating display on a leaf. Here, the female (right) is raising its wings to encourage the male (left) to mount it

Knudsens bullfrogs mating. Knudsens bullfrogs (Leptodactylus knudseni) are found in is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Venezuela

Cockroach courtship C016 / 7764
Cockroach courtship. Close-up of a cockroach (order Blattodea) performing a mating display on a leaf. Here, the female (right) is raising its wings to encourage the male (left) to mount it

Tropical grasshoppers mating C016 / 7738
Tropical grasshoppers (order Orthoptera) mating on a leaf. Photographed in Yasuni National Park, Amazon rainforest, Ecuador

Fertilisation, artwork C016 / 7515
Fertilisation. Computer artwork of a sperm cell (spermatozoa) penetrating an egg (large)

Tropical grasshoppers mating C016 / 7763
Tropical grasshoppers (order Orthoptera) mating on a leaf. Photographed in Yasuni National Park, Amazon rainforest, Ecuador

Librarian rain frogs mating C016 / 6243
Librarian rain frogs mating. Librarian rain frogs (Pristimantis librarius) are found in northern South America. Photographed in Yasuni National Park, Amazon rainforest, Ecuador

Bee pollinating a flower, artwork C018 / 0297
Bee pollinating a flower. Sequence of artworks showing how a bee (left) lands on a flower to drink nectar (centre left), brushing up against the pollen-bearing anthers

Sperm cells, artwork C018 / 7004
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa) swimming through the cilia (hair-like) that line the uterus (womb)

Flower structure, artwork C017 / 7232
Flower structure. Computer artwork showing the main structures of a typical flower. The flower is the reproductive unit of some angiosperm plants

Fertilisation, artwork C018 / 6998
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, white) surrounding an egg (round, centre). Only a single sperm cell can penetrate and fertilise the egg

Fertilisation, artwork C018 / 6995
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, right)

Sperm cell, artwork C018 / 6993
Sperm cell. Computer artwork of a sperm cell (spermatozoon), showing its torpedo-shaped head (left) and long tail that it uses for propulsion

Fertilisation, artwork C018 / 7003
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, bottom)

Fertilisation, artwork C018 / 7001
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, blue) swimming towards an egg (round) in the distance

Sperm cells, artwork C018 / 7002
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Fertilisation, artwork C018 / 6994
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, right)

Fertilisation, artwork C018 / 6997
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, white) surrounding an egg (round, centre). Only a single sperm cell can penetrate and fertilise the egg

Sperm cells, artwork C018 / 7000
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Sperm cells, artwork C018 / 6999
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Sperm cell, artwork C018 / 6996
Sperm cell anatomy. Cutaway computer artwork showing the internal structure of a sperm cell (spermatozoon), the male sex cell

Stag beetles mating C018 / 0870
Stag beetles (Lucanus cervus) mating. This is the best-known species of stag beetle in the West

Silkmoths mating on a cocoon C014 / 4632
Silkmoths (Bombyx mori) mating on a cocoon

Schistosome flukes mating, micrograph C014 / 4867
Schistosome flukes mating. Light micrograph of Schistosoma japonicum fluke worms mating. The male is the smaller animal at centre

Siamese rhinoceros beetles mating C014 / 4623
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Siamese rhinoceros beetles mating C014 / 4624
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Siamese rhinoceros beetles mating C014 / 4622
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Siamese rhinoceros beetles mating C014 / 4621
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Siamese rhinoceros beetles mating C014 / 4620
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Siamese rhinoceros beetles mating C014 / 4619
Siamese rhinoceros beetles mating. The Siamese rhinoceros beetle (Xylotrupes gideon), or fighting beetle, is a species of large scarab beetle found across much of Southeast Asia

Cockroach courtship C016 / 8426
Cockroach courtship. Close-up of a cockroach (order Blattodea) performing a mating display on a leaf. Here, the female (right) is raising its wings to encourage the male (left) to mount it

Horse-flies mating C014 / 4607
Horse-flies (family Tabanidae) mating

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"Exploring the Wonders of Sexual Reproduction: From Lavender Pollen Grains to Human Fetuses and Beyond. " Delicate and intricate, a lavender pollen grain under SEM reveals the fascinating world of sexual reproduction. Witness the miracle of life as a human fetus peacefully floats inside its protective amniotic sac, nature's masterpiece of nurturing. Love knows no bounds in the animal kingdom. Marvel at the captivating mating ritual of Marginated Tortoises, an enchanting display of sexual reproduction. Unveiling their hidden secrets, SEM captures bed bugs in astonishing detail during their reproductive journey – shedding light on their unique method of procreation. Dive into the mesmerizing underwater realm where nudibranchs engage in an elegant dance while mating, showcasing nature's diversity through sexual reproduction. Seminal fluid - a vital component for successful fertilization - depicted beautifully in Felix-Archimede Pouchet's engraving from 1847; a testament to our understanding of mammalian and human conception. Breaking free from convention, witness a child emerging from an egg through a vibrant chromolithograph – reminding us that sexual reproduction takes many forms across species. The awe-inspiring stages of pregnancy unfold before your eyes as you observe the gradual growth and transformation of a female midsection – nature's remarkable gift. Embark on an immersive journey with a stunning 3D rendering showcasing healthy female internal organs involved in the complex process – marvel at their intricacy. A cutaway view offers insight into the intimate connection between mother and child during pregnancy; witness how fetal development unfolds within its mother's womb, illustrating one aspect like never before. Comparing healthy versus unhealthy female organs sheds light on how crucial maintaining reproductive health is for successful sexual reproduction – emphasizing self-care and well-being for all women.