Class Trematoda: Infect the internal organs of hosts. Parasitic Can be endoparasites (live in the host) or ectoparasites (attach to external surfaces of the host. Size: ~ 1 cm to 10 cm Covered in an unciliated cuticle. Usually require 2 hosts to complete it's life cycle.
Warts are generally caused by a human virus known as papilloma while moles are generally related with age and caused by hormones and environmental factors. There are cases when kids are born with moles but in general moles on the face increase with increase in age.
2.The diet of a mole is different from a vole. A mole is a carnivore that eats worms, insects, ants, and other animals while voles are herbivores that eat the plants on the ground. 3.The mole is also physically larger than the vole. A typical measurement of a mole is 5 â 8â³ long while the vole is only 3 â 5â³ long.