This article shows correlation between two prominent thinkers of the 20th century, a biologist Adolf Prtmann and a psychiatrist C. G.
Jung. It shows traditional problem of the biology and science in general, i.e. understanding its subject through a prism of function, regardless its meaning.
Portmann, similarly to Jung. distinguishes three primary levels of his subject, each of them has their own aims and values. At the same time, he emphasises that each of these levels can be comprehended only when regarded as a unity.