Trapped in the Tar Pit : How Paleontologists Unearthed a City's Prehistoric Past
(Reklamlänk)
Dig down, down, down into the history of an ancient tar pit in this fascinating nonfiction picture book about one of the most exciting fossil discoveries of the modern day! Thousands of years ago, ancient animals roamed the Earth, unaware there was a lot of sticky tar hidden deep beneath their feet
