In general, the larger the animal, the longer the life. It is economically important to detect if a female animal is pregnant or not. could swim, and it would weigh between 45 and 75 kg. Known for the iconic horns, there are five different types of rhinos in the world – white, black, Sumatran, Javan and great one horned rhino. Of course, they do spend two to three months after birth carrying the helpless, undeveloped babies in their pouches. Please deactivate your ad blocker in order to see our subscription offer. Yes, the gestation period of elephants lasts for 18 to 22 months. During a pregnancy, there can be one or more gestations occurring New York, Learn More. By comparison, a human pregnancy lasts an average of … Jump to … "According to my check up the baby is about 38 weeks. The Frilled Shark has the longest known gestation period of any animal. They also boast big babies: a newborn elephant weighs about 230 pounds (105 kilograms). The period of pregnancy also known as gestation period is the time between conception and parturition (giving birth It has an estrous circle of 28 days and always in estrus for 36 hours. But the starting point of this magical relation is the gestation period. The tallest and one of the largest living animal on Earth. Even a newborn elephant would weigh between 90 and 115 kg. But do you know some animals have much longer gestation period than human’s. May be the little known but surprising fact about dolphins is their long pregnancy period. Answer: Opossums are pregnant for 14 days – two weeks! Until maturity comes (at the age of 3) the calf live under the protection of the mother. Visit our corporate site. Marathon pregnancy Elephants are highly sociable mammals with a high level of intelligence similar to that of great apes and dolphins. Finding the world's longest pregnancy is a little trickier. 2008-08-31 18:31:37 2008-08-31 18:31:37. The calf takes about a year to wean. The gestation period of these species is 13 and 15 months respectively. Although rather rare, it is possible for giraffes to give birth to twins. Here are some of the most incredible birth stories ever recorded. Please refresh the page and try again. There was a problem. The New Health Guide reports that, as of June 2014, the longest pregnancy that was medically verified lasted for 375 days. It’s not same for a diverse group like dolphins, varies by the species. It can last from 10 to 12 months. Longest Pregnancy 38 … Although these days doctors understand the risks for too long of pregnancy on the mother and child- back before induction of labor and c-sections were popular- there was a case of the longest human pregnancy recorded in history. When asked about the documents Wang had provided to 'prove' her world's longest pregnancy, Dr Huang said they were possibly inaccurate as well. This period is not same for all species of whales. Yes, these amazing marine mammals carry their baby for 15 to 18 months. The average gestation period of an elephant is about 640 to 660 days, or roughly 95 weeks. The worlds longest human pregnancy lasted a massive total of 375 days! 'When I spoke to the doctor who did the initial checks, she said that there were no checks done. Wiki User Answered . © How long will my dog live? James was … These gentle giants' pregnancies last for more than a year and a half. Question: What animal has the shortest pregnancy? It beat the previous longest human pregnancy record holder by nearly 2 full months, 58 days, which itself is an astounding feat. Among the diverse group of whales, the sperm whales have longest pregnancy period – about 16 months. Live Science is part of Future US Inc, an international media group and leading digital publisher. Agreeing a current report the eternal jellyfish changes itself from a grown-up over into a child through a procedure known as “transdifferentiation”, in which one type of cell changes into another. Your mom has the longest pregnancy. Thank you for signing up to Live Science. Until then, young zebras live under the protection of the mother. The length of a normal pregnancy is … An adult manatee comes to the surface every 3 – 5 minute to breathe air. But it can be quite long. The longest animal alive may be one you never thought of Snakes can be very long, and so can blue whales, but they may not be the longest of … Based on the species, gestation period can vary. So, when a calf is born, it must be taken by the mother to the surface to breathe. At the birth itself, a rhino calf weighs between 40 and 65 kg; The protective female rhinos would take care of their calves until the age of 3. 1 2. At up to 23 months, elephants boast the longest gestation period of any land animal. 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