author
Erwin E. Klaas
A longtime wildlife biologist and conservation leader, he wrote about birds, habitat, and the practical work of protecting wild places. His career joined research, public service, and local environmental activism in ways that left a lasting mark in Iowa and beyond.
1 Audiobook
Summer Birds From the Yucatan Peninsula, Mexico
by Erwin E. Klaas
About the author
He was a wildlife research biologist and professor of animal ecology whose work focused on birds, habitat, and conservation. Iowa State University describes him as a professor emeritus who joined the university in 1975, served with the Iowa Cooperative Fish and Wildlife Research Unit, and retired at the end of 1999 after a career that also included federal wildlife research service.
Archival records at Iowa State note that he worked both as a faculty member and as a wildlife research biologist for federal agencies, with research interests centered on wildlife ecology and management. His published work includes books and reports on birds and conservation, reflecting a career grounded in field research and applied environmental science.
He was also remembered in Iowa for community conservation work, especially around Ada Hayden Heritage Park in Ames. Obituary and local remembrance sources from 2024 portray him as a deeply respected advocate for land, water, and wildlife whose influence reached well beyond the classroom.