qT=2&tQ=The elephant has the longest pregnancy of any mammal.&tC=True|False&cC=1&fB=An elephant’s gestation period is about 22 months. Labor can last anywhere from 5 minutes to 60 hours and the calf usually weighs 200 to 250 pounds.<br><br>The calf usually makes either a snorting or sneezing sound to clear its nasal passages. The calf struggles to its feet in the first thirty minutes and can keep up with the herd after a few days.