Zoology

The Speech of Monkeys

Geographic Variation in the North American Cyprinid Fish, Hybopsis gracilis

New Species and Synonymy of American Cynipidæ

Explanation of Terms Used in Entomology

Parasites: A Treatise on the Entozoa of Man and Animals. Including Some Account of the Ectozoa

Migration of Birds

Camel Tracks

Natural History of the Salamander, Aneides hardii

The Baculum in the Chipmunks of Western North America

Cryptids: The Fascinating World of Unknown Creatures (Mythical Legends of American Creatures)

Animals That Refused to Be Tamed Part-3

Animals That Refused to Be Tamed Part-2

The Ancestry of Modern Amphibia: A Review of the Evidence

Animal Life and Intelligence

New Subspecies of the Rodent Baiomys from Central America

Geographic Range of the Hooded Skunk, Mephitis macroura

Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)

Physiology and histology of the Cubomedusæ including Dr. F.S. Conant's notes on the physiology

House Flies

Half Hours with the Lower Animals