The fine folks at S.K.A. (Serial Killers Anonymous) requested a field guide to the various species of hair that SKs might find in their travels as they conduct most of their secret surveillances. Dexter M was gently insistent that it contains a thorough overview not only of the breadth of various species but also of the range found throughout the United States. I found it hard to resist.
European species are to be presented in a separate field guide.
My hit list of hair species includes an appendix of articles to improve the SK experience:
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