The Stuff That Helps Leeches Get Their Fill of Blood - The New York Times

12 Bizarre Facts About Bloodsucking Leeches

Blood Suckers for Good ( Real World ), Biology

Questions for: 'Despite the “Yuck Factor,” Leeches Are Big in

Why is salt is used to detach the leech attached to the skin of a

How a bloodsucking craze caused a global shortage of leeches

Russian leech farm supplies doctors who trust an ancient therapy

Leech Animal Facts - A-Z Animals

Some Things You Should Know About Leeches

Rare buffalo leeches. Still growing rapidly, will reach up to 2ft

Modern medicine still needs leeches