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Leeches are parasitic worms.

Leech

Leeches are parasitic worms.

Leeches are characterized by the fact that they have no lateral appendages, but are furnished with a sucker or disc at one end or at both extremeties.

Leech

Leeches are characterized by the fact that they have no lateral appendages, but are furnished with a…

Leeches are characterized by the fact that they have no lateral appendages, but are furnished with a sucker or disc at one end or at both extremeties. This is the anterior extremity showing the sucker.

Leech

Leeches are characterized by the fact that they have no lateral appendages, but are furnished with a…