It's a great time of year to meet with the giant Amazonian leech. Its kind is just emerging from the bottom muck, where they dug themselves in to wait out the three-month dry season. They'll be ...

But waiting in the wings is something formidable. I was shocked to see the leeches eating the toadlets Naturalist and all-round wildlife guru John Walters sent us to a remote pool in Dartmoor ...

WINNIPEG – The province of Manitoba is banning the harvest and use of live baitfish and leeches for angling beginning ... outdoor activities like hunting, fishing and boating.

But leeches aren’t just useful at crime scenes. These creatures’ sanguineous appetites have also come in handy for scientists, who are hoping to use them to solve another mystery: the diversity of ...