How much does a baby elephant weigh at birth?   The weigh of an elephant at birth can vary from 117 to 330 pounds (53 to 150 kilograms), with the average weight being about 232 pounds (105 kilograms). A baby elephantâ¦ weigh at birth is 117 to 330 pounds (53 to 150 kilograms); average 232 pounds (105 kilograms) and the trunk is too short.
Hormones associated with the menstrual cycle (period) cause eggs inside the ovaries to mature. Every 28 days or so, one mature egg is released from the ovary. This is called ovulation. After the egg is released, it moves into the fallopian tube where it stays for about 24 hours. If the egg is not fertilized during that time, the egg disintegrates (breaks down) and menstruation (your period) begins 2 weeks later.
Fertilization: Sperm Penetrates Egg. It takes about 24 hours for a sperm cell to fertilize an egg. When the sperm penetrates the egg, the surface of the egg changes so that no other sperm can enter.At the moment of fertilization, the baby's genetic makeup is complete, including whether it's a boy or girl.he Sperm's Long Journey. A man may ejaculate 40 million to150 million sperm, which start swimming upstream toward the fallopian tubes on their mission to fertilize an egg. Fast-swimming sperm can reach the egg in a half an hour, while others may take days. The sperm can live up to 48-72 hours.