https://apnews.com/29d8dd7da7b8bce72eee1fa3656e630a > MEXICO CITY (AP) — The number of mammoth skeletons recovered at an airport construction site north of Mexico City has risen to at least 200, with a large number still to be excavated, experts said Thursday. > Archaeologists hope the site that has become “mammoth central” — the shores of an ancient lakebed that both attracted and trapped mammoths in its marshy soil — may help solve the riddle of their extinction.