The average armadillo measures around 75cm in length, including the tail but the giant armadillo can grow to more than 1.5m long and the miniature pink fairy armadillo (the smallest armadillo species) only gets to around 10cm in length.
Anna Garlin Spencer, nearly forgotten today, was, in her time, considered among the foremost theorists about the family and women. She published Woman's Share in Social Culture in 1913.
Major structuralist thinkers include Wilhelm Wundt and Edward Titchener. Functionalism formed as a reaction to the theories of the structuralist school of thought and was heavily influenced by the work of William James. Major functionalist thinkers included John Dewey and Harvey Carr.