5 Questions About Dinosaurs Answered

What are dinosaurs: Dinosaurs are a diverse group of reptiles that were the dominant terrestrial life form on Earth.

What is the largest dinosaur: Although estimates vary, one of the contenders for the largest dinosaur is the Argentinosaurus.

Do dinosaurs exist today: It is generally accepted that modern birds are descendents of dinosaurs.

How did most dinosaurs go extinct: The decline of dinosaurs was most likely caused by many different factors. 

Did mammals and dinosaurs exist at the same time: According to fossil records, mammals have existed since the Triassic Period.

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