
Leech - Wikipedia
The leech appears in the biblical Book of Proverbs as an archetype of insatiable greed. [1] The term "leech" is used to characterise a person who takes without giving, living at the expense of others. [2]
Leech | Annelid, Bloodsucking Parasite & Medicinal Uses | Britannica
Feb 6, 2026 · Leech, (subclass Hirudinea), any of about 650 species of segmented worms (phylum Annelida) characterized by a small sucker, which contains the mouth, at the anterior end of the body …
How to Remove a Leech: Steps, Treatment & More - Healthline
Aug 20, 2021 · Learn how to safely and quickly remove a leech, as well as how to recognize a leech and when to seek immediate medical treatment.
LEECH Definition & Meaning - Merriam-Webster
The meaning of LEECH is any of numerous carnivorous or bloodsucking usually freshwater annelid worms (class Hirudinea) that have typically a flattened lanceolate segmented body with a sucker at …
8 Unique Characteristics of Leeches - Wildlife Informer
In fact, they’re known as predatory worms because they attach themselves to animals and can cause death if too many are attached to one and remain connected for too long. There are, however, some …
The Secret Life of Leeches, Blood-Sucking Aquatic Worms
Oct 10, 2025 · Meet the leech, the misunderstood hero of aquatic ecosystems all over the world, who does not always suck blood!
Leech - New World Encyclopedia
The medicinal leech, Hirudo medicinalis, which is native to Europe, and its congeners have been used for clinical bloodletting for thousands of years. Some species of leech will nurture their young, …
Leeches in the extreme: Morphological, physiological, and behavioral ...
Leech classification is arranged so that families and genera tend to include members with similar ecological and physiological tolerances. Based on the sister group, Branchiobdellida or crayfish …
Leech (Hirudinea) — EcoSpark
Learn about the leech (Hirudinea spp.) benthic macroinvertebrate by exploring the life cycle, feeding habitats, interesting facts and its role in the food chain.
Leech - Types, Size, Anatomy, Habitat, Diet, Lifespan, & Life Cycle
Nov 7, 2025 · What are leech. Are they dangerous. Where & how long do they live. What do they eat. How do they reproduce. Learn their size, predators, & life cycle with pictures.