다음 채널에서 시청 가능: PBS Video
시즌 1, 에피소드 3: There are animals in the fossil record that challenge some of our most basic ideas about what animals are supposed to look like. If there ever was a monster on this planet that was worthy of the name, it might have been the Tully Monster.
History · 2017년 7월 11일 · 4분