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RT @JohnRHutchinson: Handy step-by-step, detailed and well-illustrated dissection guides (PDFs) here (from hydras to rats), if you're ever…
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RT @JohnRHutchinson: Handy step-by-step, detailed and well-illustrated dissection guides (PDFs) here (from hydras to rats), if you're ever…
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RT @JohnRHutchinson: Handy step-by-step, detailed and well-illustrated dissection guides (PDFs) here (from hydras to rats), if you're ever…
816 followers
RT @JohnRHutchinson: Handy step-by-step, detailed and well-illustrated dissection guides (PDFs) here (from hydras to rats), if you're ever…