Life Sciences

Garden Ponds

Apes and Monkeys: Their Life and Language

An Annotated Check List of the Mammals of Michoacán, México

The Last Link: Our Present Knowledge of the Descent of Man

Comments on the Taxonomy and Geographic Distribution of Some North American Rodents

Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan

The Pros and Cons of Vivisection

Eurypterids of the Devonian Holland Quarry Shale of Ohio

The Science and Philosophy of the Organism

On the Tendency of Species to Form Varieties

The Coal Measures Amphibia of North America

The genetic and the operative evidence relating to secondary sexual characters

Relics of Primeval Life: Beginning of Life in the Dawn of Geological Time

The Life of the Weevil

The Structure and Life-history of the Cockroach (Periplaneta orientalis)

The case against evolution

The Chemical Constituents of Piper Methysticum

A Guide for the Dissection of the Dogfish (Squalus Acanthias)

History of biology

Response in the Living and Non-Living