Elmer S. Riggs Riggs' assistant, H. William Menke, found the first known skeleton of the giant sauropod dinosaur "Brachiosaurus altithorax" from near Grand Junction, Colorado. At the end of the 1900 field season Riggs' found a specimen of "Apatosaurus" near Fruita, a few miles from the Brachiosaurus site. This specimen was excavated during the 1901 field season, and was put on display in 1908 at the Field Museum. From these specimens he named "Brachiosaurus" and Brachiosauridae, and presented evidence that "Apatosaurus" and "Brontosaurus" were the same genus of dinosaur. He also proposed that sauropods were terrestrial animals, based on their limb structure, but
Daffy Duck and the Dinosaur Daffy Duck and the Dinosaur Daffy Duck and the Dinosaur is a 1939 "Merrie Melodies" animated cartoon short supervised by Chuck Jones and produced by Leon Schlesinger Productions for Warner Bros. Pictures. The cartoon is notably the first Daffy Duck cartoon supervised by Jones. "Daffy Duck and the Dinosaur" is set in the Stone Age and features Daffy Duck, a caveman named Casper (a caricature of Jack Benny), and his pet "Apatosaurus", Fido. As usual, Mel Blanc provides the voice of Daffy here, while Casper is performed by Jack Lescoulie. This is the last cartoon with the "Vitaphone" intro, which