Friedrich Ratzel was born in 1844.
Friedrich Ratzel died in 1904.
Max-Peter Ratzel was born in 1949.
The concept of biomes was popularized by German scientist Friedrich Ratzel in the late 19th century. However, the idea that distinct regions have unique collections of plants and animals predates Ratzel, with early naturalists like Alexander von Humboldt making observations on biogeography.
Friedrich Born was born in 1903.
Friedrich Golling was born in 1883.
Gerhard Friedrich was born on 1917-09-16.
Friedrich Neznansky was born in Belarus.
Friedrich Graumann was born in 1941.
Friedrich Witte was born in 1979.
Wilfried Friedrich was born in 1950.
Friedrich Gerstäcker was born in 1816.
Friedrich Fülleborn was born in 1866.