Just before graduating in 1974, Mary Edwards started what she thought would be a short-lived summer job at St. Louis Public Radio. She never left.

Just before graduating in 1974, Mary Edwards started what she thought would be a short-lived summer job at St. Louis Public Radio. She never left.
Just before graduating in 1974, Mary Edwards started what she thought would be a short-lived summer job at St. Louis Public Radio. She never left.
Just before graduating in 1974, Mary Edwards started what she thought would be a short-lived summer job at St. Louis Public Radio. She never left.
The Saint Louis Zoo and Missouri Department of Conservation have taken an interest in her work.