To the first question we would al most unhesitatingly reply in the affirmative, without direct observation. In regard to the second, it is well known by those who have given much attention to the habits of trap-door spiders, that the mature males, at...
Proceedings of the Second Annual Fair of the Ohio Mechanics' Institute: Held ... - Página 3
por Ohio Mechanics' Institute. Fair - 1839 - 32 páginas
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