Leech - Wikipedia
WEBLeeches are segmented parasitic or predatory worms that comprise the subclass Hirudinea within the phylum Annelida. They are closely related to the oligochaetes, which include the earthworm, and like them have soft, muscular segmented …
How to Remove a Leech: Steps, Treatment & More - Healthline
WEBFeb 9, 2022 · To remove a leech from your mouth, gargle with alcohol or hydrogen peroxide for about 30 seconds. Swish the alcohol or peroxide in your mouth like mouthwash, then spit it out.
Leech | Annelid, Bloodsucking Parasite & Medicinal Uses
WEBLeech, (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 …
What's This? Leeches | AMNH - American Museum of Natural History
WEBSome leeches suck the body fluids of other invertebrate animals, such as worms and insect larvae. The leech pictured is using its proboscis, a needle-like muscular tube, to feed on a snail. Some leeches even eat other small invertebrates whole!
The Biology of Leeches - Musculoskeletal Key
WEBOct 3, 2016 · The leech has a small anterior sucker which surrounds its pointed apical mouth. The anus opens on the dorsal surface above the large rear sucker. The leech also has two other types of excretory organs: the segmental nephridia and hermaphrodite (male and female) reproductive organs.
leech summary | Britannica
WEBleech, Any annelid worm of the class Hirudinea (about 300 known species), with a small sucker containing the mouth at the front end and a large sucker at the back end. Species range from tiny to about 8 in. (20 cm) long. Leeches live primarily in freshwater or on land.
Leeches in the extreme: Morphological, physiological, and …
WEBSep 19, 2020 · Most human infestations occur unknowingly to the person while swimming, working in water, or by drinking unfiltered water, while the leeches invade the mouth, throat, nasal passages, and under the eyelids (Phillips et al., 2010).
What are Leeches, Anyway? - Science Facts
WEBTo remove it, rapidly push a thumbnail beneath the leech’s mouth. This will send it flying. Some describe a mild itching sensation, as the leech may leave behind its mouthparts once it has started sucking. The best alternative is to ignore it!
Leeches: Hirudinea - Encyclopedia.com
WEBThe mouth is located underneath the head and is surrounded by a sucker. The sucker helps draw blood and other bodily fluids into the mouth. Like earthworms, leeches have a clitellum (KLAI-teh-lum), a specialized collarlike band behind the head. The clitellum is filled with special tissues that secrete a protective covering, or case, for the eggs.
Leeches - The Australian Museum
WEBThe body tapers towards the head and has a small oral sucker surrounding the mouth and a larger caudal (tail) sucker at the rear end, except the marine fish parasites, Pisciolidae, which have a larger oral sucker.