Description Grinnell was born in Brooklyn in 1849 and grew up on the estate of ornithologist John James Audubon.
Custer in the Black Hills, helped to map Yellowstone, and scaled the peaks and glaciers that, through his.
Soon he joined George A.
Marsh--an expedition that fanned his romantic notion of wilderness and taught him a graphic lesson in evolution and extinction.
Upon graduation from Yale, he dug for dinosaurs on the Great Plains with eminent paleontologist Othniel C.
Description Grinnell was born in Brooklyn in 1849 and grew up on the estate of ornithologist John James Audubon