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Question
How does leech suck blood from the host?
Short Note
Solution
In leech, blood is sucked by the muscular pharynx. The salivary secretion is poured into the wound. The saliva contains an active substance called hirudin which prevents the coagulation of the blood.
shaalaa.com
The Indian Cattle Leech (Hirudinaria Granulosa) - Circulatory System of Leech
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