Bernhard Rensch

The Solution of Patterned String Problems By Birds

B. Rensch, Bernhard Rensch, G. Dücker, 1977 .

Evolution above the species level

B. Rensch, Bernhard Rensch, 1959 .

Homo sapiens: from man to demigod

Bernhard Rensch, 1972 .

Increase of Learning Capability with Increase of Brain-Size

B. Rensch, Bernhard Rensch, 1956, The American Naturalist.