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Witnessing an Elephant Give Birth: One of the Rarest Sights in the Wild Some safari moments are once-in-a-lifetime, and this is one of the rarest of all. Elephants are highly social animals, and a birth is a genuine occasion for the herd, often accompanied by excited vocalizing and rumbling from the family gathered around. An elephant's pregnancy lasts a staggering 18 to 22 months, the longest gestation period of any mammal on Earth, and a newborn calf already weighs around 90 kg (200 lbs) at bi

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