There are about 500 known species of leeches. most live annual life cycles, however some of the larger species will live longer.
Leeches primarily feed on the blood of other animals, including other leeches. While it is not common for leeches to feed on each other, it can happen if they are in close proximity and there is no other food source available.
Yes, but only in places that are swampy. In other words, leeches are rare in Hawaii.
Yes, Vermont has leeches in the lakes and many of the ponds located there.
Mosquitoes, Bats, Ticks, and many other parasites/insects
650
none
60
Leeches have predators such as birds, fish, and other aquatic animals like turtles and frogs. These predators feed on leeches as a part of their natural diet in freshwater environments.
alot
Leeches do hunt alone, although a given body of water can contain lots of leeches, and many lone hunters might wind up on the same victim.
No; leeches aren't vectors of dog true parasites but they can still infect them with other microorganisms like viruses.
Many parasites do, like fleas, ticks, and leeches.