chinese paddlefish: fish of larger rivers of China similar to the Mississippi paddlefish
aquatic vertebrate: animal living wholly or chiefly in or on water
fall of man: (Judeo-Christian mythology) when Adam and Eve ate of the fruit of the tree of knowledge of good and evil in the Garden of Eden, God punished them by driving them out of the Garden of Eden and into the world where they would be subject to sickness and pain and eventual death