The many connected details of animal structure and development and function constitute the threads, as it were, which are interwoven by comparative treatment to form the warp and woof of the fabric of zoology.


Lectures on Science, Philosophy and Art, 1907-1908, Zoology (p. 8), The Columbia University Press. 1908


The many connected details of animal structure and development and function constitute the threads, as it were, which are interwoven by comparative...

The many connected details of animal structure and development and function constitute the threads, as it were, which are interwoven by comparative...

The many connected details of animal structure and development and function constitute the threads, as it were, which are interwoven by comparative...

The many connected details of animal structure and development and function constitute the threads, as it were, which are interwoven by comparative...