H

Habitat of Tyrannosaurus rex. See

Environment of Tyrannosaurus rex Hadrosaurus, 22 Hager, Mick, 64, 68 Haglan, Bill, 39 Hallett, Mark, 93 Halstead, Beverly, 171 Harmon, Bob, 37

Hearing of Tyrannosaurus rex. 188-189 Hell Creek, 13, 57

dinosaur bones in, 14 Hell Creek Formation, 25-26 Henderson, Doug, 93 Hendrickson, Susan, 65 Herrerasaurus. 125 Hickey, Leo, 144, 148, 155 Holtz, Tom, 198 Hornaday, William T, 58-59 Horned dinosaur, 14

Hunter or scavenger, Tyrannosaurus rex as, 203-220

cooperative hunter, argument for, 215-216 hunter, argument for, 206-207, 213-215 scavenger, argument for, 207-213, 216-218

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