Skurzynski, Gloria. creator Ferguson, Alane. text Washington, D.C Emeryville, CA] National Geographic Society Distributed by Publishers Group West c1997 monographic eng 147 p. : col. ill. ; 23 cm. Twelve-year-old Jack, his younger sister, and the family’s teenage foster child Troy go to Yellowstone National Park, where Jack’s mother, a wildlife veterinarian, is investigating the report that wolves reintroduced to the park have killed a dog there. Gloria Skurzynski and Alane Ferguson. Map of Yellowstone National Park on end papers. Wolves Fiction Wildlife reintroduction Fiction Wildlife conservation Fiction National parks and reserves Fiction Mystery and detective stories Yellowstone National Park Fiction PZ7.S6287 Wo 1997 [Fic] 0792270347 97011125 DLC 070507 20190501193121.0 1179776