Author
Aragon-Long, Susan C.,
1
Burkett, Virginia,
1
Davenport, Marjorie S.,
1
Geological Survey (U.S.),
1
Haig, Susan M.,
1
Hylick, Joylette,
1
Johnson, Katherine G.,
1
McCluskey, D. Cal
1
Moore, Katherine (Writer at National Geographic Kids),
1
Oxford Scholarship Online
1
Pfau, Richard
1
Pinkney Barlow, Charnelle,
1
Shetterly, Margot Lee,
1
U.S. Fish and Wildlife Service
1
United States. Bureau of Land Management
1
Warner, Kelly L.,
1
Weyers, Holly S.,
1
Wilson, Robin J.,
1