/ Math & Science / Biology / Plant Kingdom / Dinosaur FAQs Cite Dinosaur FAQs Updated February 21, 2017 | Factmonster Staff —Ronald J. Litwin, Robert E. Weems, and Thomas R. Holtz, Jr.Source: United States Geological SurveyWhen did the dinosaurs first appear on Earth?Are all fossil animals dinosaurs?Did people and dinosaurs live at the same time?Where did dinosaurs live?Did all the dinosaurs live together, and at the same time?How are dinosaurs named?What was the biggest dinosaur? What was the smallest?How many types of dinosaurs are known?Were dinosaurs warm-blooded?How long could a dinosaur live?What did dinosaurs eat?How fast could dinosaurs walk or run?Did dinosaurs communicate?Which was the smartest dinosaur?What colors were dinosaurs?Were dinosaurs social animals?When did dinosaurs become extinct?Why did the dinosaurs die out? 75-Million-Year-Old Dinosaur Voice Heard Again Dinosaur Hall of Fame Dinosaurs Sources + Our Common Sources ✖ See also: Q&A about the Body
Updated February 21, 2017 | Factmonster Staff —Ronald J. Litwin, Robert E. Weems, and Thomas R. Holtz, Jr.Source: United States Geological SurveyWhen did the dinosaurs first appear on Earth?Are all fossil animals dinosaurs?Did people and dinosaurs live at the same time?Where did dinosaurs live?Did all the dinosaurs live together, and at the same time?How are dinosaurs named?What was the biggest dinosaur? What was the smallest?How many types of dinosaurs are known?Were dinosaurs warm-blooded?How long could a dinosaur live?What did dinosaurs eat?How fast could dinosaurs walk or run?Did dinosaurs communicate?Which was the smartest dinosaur?What colors were dinosaurs?Were dinosaurs social animals?When did dinosaurs become extinct?Why did the dinosaurs die out? 75-Million-Year-Old Dinosaur Voice Heard Again Dinosaur Hall of Fame Dinosaurs Sources + Our Common Sources