The Mathematics of Love: Patterns, Proofs, and the Search for the Ultimate Equation (TED Books)

Evolution and the Big Questions: Sex, Race, Religion, and Other Matters

Sex, Ecology, Spirituality: The Spirit of Evolution, Second Edition

Male, Female: The Evolution of Human Sex Differences

The Tree of Life: Tangled Roots and Sexy Shoots

The Tree of Life: Tangled Roots and Sexy Shoots: Tracing the genetic pathway from the first Eukaryotes to Homo sapiens by Chris King

Sinclair Institute Better Sex Synergy Pleasure System Eroscillating Massager

Brain Storm: The Flaws in the Science of Sex Differences

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