Home > Henry Fairfield Osborn

Osborn was born in Fairfield, Connecticut, and studied at Princeton University. He made his first fossil-hunting expedition to Colorado and Wyoming in 1877. He was professor of comparative anatomy from 1883 to 1890 at Princeton University. In 1891 he became professor of biology at Columbia University, becoming professor of zoology in 1896. He was president of the American Museum of Natural HistoryThe American Museum of Natural History The American Museum of Natural History is a landmark of Manhattan's Upper West Side in New York, at 79th Street and Central Park West. The museum has a staff of more than 1,200. The museum sponsors over 100 special f from 1908 to 1935, during which time he accumulated one of the finest fossilFor other uses of the term, see Fossil (disambiguation Fossils are the mineralized remains of animals or plants or other artifacts such as footprints. The totality of fossils and their placement in rock formations and sedimentary layers is known as the fo collections in the world. In 1905 he described and named Tyrannosaurus rexFor the rock group "Tyrannosaurus Rex", see T. Rex (band). Tyrannosaurus rex was a predatory dinosaur. This is probably the most famous and most fearsome predator of all times Cretaceous 85-65 million years ago), its name derived from Greek and Latin word.

Osborn wrote an influential textbook, The Age of Mammals (1910).