An extraterrestrial impact or a bout of volcanism from within was perhaps too much for many of Earth's species to handle ... gingkoes, and cycads. Much of this rich life—including all dinosaurs ...
Caption Thomas Marler (left) and Gil Cruz (center) measure cycad plant size traits in the foothills of Mount Pinatubo, Philippines, along with Ulysses Ferreras (right) from the Philippine Native ...