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Bluegills have internal fertilization, where the male releases sperm inside the female's body to fertilize her eggs.
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The female sex hormones released by the ovaries during puberty are estrogen and progesterone.
An example of external fertilization is in fish. The eggs are dropped by the female and then the male silt is deposited on top, visible to the outside world. To view the fertilization in humans a camera would have to be inserted into the female.
Internal fertilization is a process in which the fertilization of an egg by sperm occurs inside the body of a female organism. This typically involves mating or copulation between males and females to transfer sperm to the female reproductive tract for fertilization to occur. Internal fertilization is common in mammals, reptiles, birds, and some fish.
The semen is expelled from the penis, into the female vagina.
Humans are the only animal assisted by its own species during delivery. Some other species such as male crabs provide shelter and protection for the female during delivery but do not assist in the delivery process.
The female pelvis plays an important role during childbirth by opening up to allow for the delivery of the baby.
These adaptions facilitate the birthing process during vaginal delivery.
Gray wolves have internal fertilization. During mating, the male and female wolves engage in a reproductive process where the male's sperm fertilizes the female's eggs inside her body. This internal fertilization is typical for mammals, including wolves, ensuring the protection and development of the embryos within the female until they are ready to be born.
The female internal accessory reproductive organs include the fallopian tubes, uterus, and ovaries. These organs work together to produce eggs, fertilize them, and support the development of a fetus during pregnancy.
These adaptions facilitate the birthing process during vaginal delivery.
The male and female snake have sexual intercourse and the babies develop in eggs that are expelled from the female.
The vagina is the passage that leads to the internal female reproductive organs
Penguin fertilization is internal. The male penguin transfers sperm to the female's reproductive tract during copulation.
It is expelled from the female body at the next period.
The uterus is an internal reproductive organ in the female reproductive system. It is located in the pelvic cavity between the bladder and the rectum.