Life and Evolution: An Introduction to General Biology

The Elements of Animal Biology

The Evolution of Animal Intelligence

The Biology of the Frog

The Biology of the Frog

Death-feigning in Terrestrial Amphipods

The Trend of the Race: A Study of Present Tendencies in the Biological Development of Civilized Mankind

Studies in Evolution and Eugenics

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Occasional Papers of the California Academy of Sciences: Issue 7

An Introduction to General Biology

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Remarks on the Sexes of Sphaeromids: With a Description of a New Species of Dynamene

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The Evolution of Animal Intelligence

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The Amphipoda of Southern New England

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The Elements of Animal Biology