American Bittern: Birds of North America species account
J.P. Gibbs, S. Melvin, and F.A. Reid.
Least Bittern: Birds of North America species account
J.P. Gibbs, F.A. Reid, and S.M. Melvin.
Great Blue Heron: Birds of North America species account
Robert W. Butler.
Great Egret: Birds of North America species account
Donald A. McCrimmon, Jr., John C. Ogden, and G. Thomas Bancroft.
Snowy Egret: Birds of North America species account
Katharine C. Parsons and Terry L. Master.
Little Blue Heron: Birds of North America species account
James A. Rodgers, Jr. and Henry T. Smith.
Tricolored Heron: Birds of North America species account
Peter C. Frederick.
Reddish Egret: Birds of North America species account
P.E. Lowther and R.T. Paul.
Cattle Egret: Birds of North America species account
Raymond C. Telfair, II.
Green Heron: Birds of North America species account
W.E. Davis, Jr. & J.A. Kushlan.
Black-crowned Night-Heron: Birds of North America species account
William E. Davis, Jr.
Yellow-crowned Night-Heron: Birds of North America species account
Bryan D. Watts.