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]

2022年2月9日 · Learn how to safely and quickly remove a leech, as well as how to recognize a leech and when to seek immediate medical treatment.

2025年2月1日 · 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 and a large sucker located at the posterior end. All leeches have 34 body segments.

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 each end. How to use leech in a sentence. Synonym Discussion of Leech.

A leech’s head has suckers that allows it to attach itself to fish and other animals so it can drink blood from this host. Here are some lesser known characteristics of leeches. 1. Have 34 body segments

2024年5月27日 · The leech (Hirudinea) is a predator and blood-sucking parasite that is native to almost every continent. This aquatic worm is a member of the Annelida phylum, which means it’s related to the earthworm.

2022年10月26日 · When identifying a leech, it involves looking at several features, some of which can be tricky to spot. However, to identify a specimen to family level, it is a case of looking at the number of eyes they have and the arrangement of them (Croft, 1986).

2025年3月5日 · Annelid - Leech, Parasitic, Bloodsucking: Leeches are segmented worms characterized by a small sucker at the anterior end of the body and a large sucker at the posterior end; the medicinal use of leeches, which dates from antiquity, reached its peak in the first half of the 19th century.

Leeches that inhabit inhospitable habitats occur in more than one branch or family of leech phylogeny suggesting that there have been independent invasions of environments with extreme conditions. Herein, we review examples of leeches that live in extreme conditions and the exceptional biology that has contributed to leeches being the most ...

Leeches usually have three jaws and make a Y-shaped incision. The Australian land leech has only two jaws and makes a V-shaped incision. Habitat. Most leeches are freshwater animals, but many terrestrial and marine species occur. Land leeches are common on the ground or in low foliage in wet rain forests.