Cave Detectives

What was life like millions of years ago? The answer lies deep underground, in a place once home to a ferocious predator much larger than most animals walking around today. Through photographs and detailed illustrations, readers will learn how the secrets buried in a midwestern hillside helped scientists understand early life on Earth. This book's simple but informative format allows readers to follow along as paleontologist Matt Forir and his team of experts unravel a prehistoric mystery.