幼年大象的典型重量约为 136 千克。原文摘录(英文):At birth, a newborn elephant can weigh between 85 and 100 kg and stand around 3 feet tall. This is because elephants have a longer gestation period than most mammals, with a pregnancy lasting about 22 months (nearly two years), providing the calf adequate time to grow because, unlike humans, they mu