paleontology

Discusses our knowledge of the dinosaurs and the fossil evidence that supports it.

Cambia constantemente, la Tierra a veces revela indicios acerca de las plantas, animales y otros organismos que vivieron hace mucho tiempo. Los fo?siles nos ensen?an mucho acerca de lo que era la vida hace millones de an?os, respondiendo a las preguntas de ?co?mo ha cambiado la Tierra y tal vez incluso por que? cambio?.

Scientists have learned from fossils that Diplodocus was a giant, plant-eating dinosaur that lived in herds and defended itself with its whip-like tail.

Scientists have learned from fossils that Stegosaurus was a large, slow, plant-eating dinosaur with bony plates on its back and spikes on its tail that it used for defense from predators.

Examines the developments of the Triassic Age, which saw the beginning of the dinosaurs, several dramatic extinction events, and the start of life for mammals on Earth.

Text and photographs explore the world of the dinosaurs, focusing on such aspects as their teeth, feet, eggs, and fossils.

Explains what fossils are, describes the two main kinds of fossils and how they form, and discusses how fossils are discovered and what they reveal about the history of life on Earth.

While accompanying a group of paleontologists on a desert dig, Nancy Drew investigates the disappearance of a fossil.

Tells the story of the discovery of the complete, articulated skeleton of an Albertosaurus, a distant cousin to the Tyrannosaurus Rex, at Canada's Dinosaur Provincial Park in 1991, and provides information about the life and behaviors of the species.

Explains how fossils are formed and what they tell us about the past.