Total Number of Dinosaur Species

1,844 is the number of dinosaur species that ever existed, as estimated by a University of Pennsylvania paleontologist and a Swarthmore statistician.

527 is the total number of dinosaur species that have been discovered so far.

(SOURCE: Time Magazine)

Oldest ever child

3.3 million is the age in years of a skeleton of a 3-year-old girl recently unearthed in Ethiopia. The remains are thought to the oldest even found of a child. (SOURCE: Time Magazine)