desolatesandwich:July- one evening of brief leech obsessioni was thinking about medical leech jars a
desolatesandwich:July- one evening of brief leech obsessioni was thinking about medical leech jars and grew concerned about the leeches. three peer reviewed journal articles later …leeches can and do become friends in constrained densities of greater than 10 leeches per 700 sq cm after at least 2 hr of exploration and interaction -- source link
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