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Leech. Fish Leech Piscicola Under the Microscope (Stock Footage)

Leech. Fish Leech Piscicola Under the Microscope (Stock Footage)

Leech. Fish leech Piscicola under the microscope. A parasite that attaches to fish and sucks blood from them, from the family of annelids. With mass reproduction can cause serious damage to fisheries.

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