American Terrestrial Leech - Encyclopedia of Alabama

Leeches in the extreme: Morphological, physiological, and behavioral adaptations to inhospitable habitats - ScienceDirect

Leech - New World Encyclopedia

IJMS, Free Full-Text

Cross-continental emergence of Nannizziopsis barbatae disease may threaten wild Australian lizards

Land leech, annelid

Comparative host–pathogen associations of Snake Fungal Disease in sympatric species of water snakes (Nerodia)

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Lamprey - Wikipedia

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Here's What Happens When You Swallow a Leech

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There is a weird, leech-like worm with legs and a tick-like head in my pond, can anybody help me find out what it is? - Quora

Are there leeches in Alabama? - Quora