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Did people and dinosaurs live at the same time?

No! After the dinosaurs died out, nearly 65 million years passed before people appeared on Earth. However, small mammals (including shrew-sized primates) were alive at the time of the dinosaurs.…

Where did dinosaurs live?

Paleontologists now have evidence that dinosaurs lived on all of the continents. At the beginning of the age of dinosaurs (during the Triassic Period, about 230 million years ago) the continents…

When Did the Dinosaurs Live?

Dinosaurs lived throughout the Mesozoic Era, which began 245 million years ago and lasted for 180 million years. It is sometimes called the Age of the Reptiles. The era is divided into three…

Carbon Copies—Cloning

The cloning craze began in 1996, when scientists in Scotland astonished the world by announcing that they had successfully cloned an adult sheep. They called her Dolly. A clone is a copy of…

Fossils

Fossils are the remains or imprints of prehistoric plants or animals. They are found in sedimentary rock (rock formed from sand and mud), coal, tar, volcanic ash, fossilized tree sap or frozen in…

U.S. Zoos and Aquariums

Source: The facilities listed are members of, and accredited by, the American Zoo and Aquarium Association (AZA) to ensure that they are maintaining professional standards. The AZA also accredits…

Classification of the Dinosaurs

Dinosaurs (“terrible lizards”) belong to a large group of reptiles called Archosauria (“ruling reptiles”). They are classified into two distinct orders, which are distinguished by their pelvic…

75-Million-Year-Old Dinosaur Voice Heard Again

A team of computer scientists and paleontologists from Sandia National Laboratories and the New Mexico Museum of Natural History and Science Museum has recreated the sound that a Parasaurolophus…

What Do You Call Them?

Although these words sound scientific, they are commonly used to describe animal families or behavior.Herbivores are animals, such as deer, who eat plants.Carnivores are flesh-eating animals, like…