Jack Horner was seven years old when he made his first dinosaur find. Later, he made his greatest discovery by uncovering more than 13 dinosaur nests filled with eggs and babies on "Egg Mountain." In The Maiasaura Nests, young readers will follow the exciting adventures of Horner as he climbs to the top of Egg Mountain in Montana to identify a new species of duck-billed dinosaurs. Full-color photographs, a map, an illustrated dinosaur timeline,...