2026 Reading Challenge

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Are you Wilfried Hanke, author of the books below?
Biology and Physiology of Amphibians by Wilfried Hanke Hormone (Sammlung Göschen, 1141/1141a) by Wilfried Hanke Praktikum der Zoophysiologie (Gustav Fischer Taschenbücher) by Wilfried Hanke Fish by Thomas Braunbeck


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