In this episode of Life's Little Mysteries, we'll take a closer look at a mysterious group of animals that included some of the heaviest, tallest and fiercest creatures to ever walk the planet — dinosaurs.
Are modern birds really living dinosaurs? What were the biggest and the smallest dinosaurs that ever lived? And could it be possible to clone a dinosaur? Listen to Life's Little Mysteries 8: Mysterious Dinosaurs, to find out!
We'll also hear about why a newly-discovered T. rex cousin was given the terrifying name "the reaper of death," and how paleontologists learned that what they thought were two pygmy tyrannosaurs turned out to be a pair of T. rex teenagers.
Follow us on Facebook and Twitter for even more Life's Little Mysteries, and catch up on the latest Life's Little Mysteries articles. You can also join the conversation in our forums, where you can pose Life's Little Mysteries questions of your own, or even suggest topics for upcoming podcast episodes.
Originally published on Live Science.