To figure out what animals millions and millions of years old were like through some bones, is breathtakingly difficult, which is why it may not be surprising, that a few times, paleontologist have gotten things really wrong.
00:00 - Paleontology Is Unbelievably Hard
01:00 - First Dinosaur = Biblical Giant Reptile?
03:40 - The Largest Spider That Never Was
07:33 - When Therizinosaurus Was A Titanic Clawed Turtle
10:40 - Fully Aquatic Pterosaurs
14:01 - The 1 Animal That Was 3
16:22 - All Arms No Body = Slender Man T. Rex?
20:00 - The Animal Who Came Back To Life 66 MYA Later