No free photograph

Heini Hediger

Swiss zoologist (1908-1992) · Switzerland · On the map · Academics · Died at 83

Heini Hediger was a Swiss biologist noted for work in proxemics in animal behavior and is known as the "father of zoo biology". Hediger was formerly the director of Tierpark Dählhölzli (1938-1943), Zoo Basel (1944-1953) and Zürich Zoo (1954-1973).

Heini Hediger is read about 9 times a day, in 6 languages.

A typical day, 30 days to 21 September 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Something wrong?