Gene Helfman is a professor emeritus at the Odum School of Ecology's Program in Conservation Ecology and Sustainable Development, University of Georgia. He is co-author of Fishes: The Animal Answer Guide, also published by Johns Hopkins.
Published Works
Sharks
The Animal Answer Guide
Gene Helfman and George H. Burgess
Fishes
The Animal Answer Guide
Gene Helfman and Bruce Collette