The bones of the Castelnau giant were studied at the University of Montpellier and examined by M. Sabatier, professor of Zoology, at the University of Montpellier, and M. Delage, professor of paleontology at the University of Montpellier, in addition to other anatomists.
The Shamrock Shake was first introduced in 1970. Rogers Merchandising in Chicago created the shake. Initially, the shake was lemon/lime flavored with vanilla ice cream, lemon/lime sherbet, and vanilla syrup. By 1973, the shake was merely a green colored vanilla shake, eliminating the lemon/lime sherbet.
Nicole Danna has the comparisons â itâs about equal to 1.25 Big Macs, 1.5 orders of fries, 2.5 hot fudge sundaes, or about three Egg McMuffins. Those who arenât scared off by the calories can have a bit of help finding out where to get a McDonaldâs Shamrock Shake.