Animals P by: Geoffrey LaPage Published by ... - PSSurvival.com

etween intermediate and
dternative hosts. Most s
their life histories are d
one host and these various
can live are its alternativ
life histories, for exampl
cause inflammation of the
live equally successfully in
animals. Similarly species w
several intermediate and se
live. The common liver A
lrepatica, for instance, can us
number of different species
and its adult phase can live
bits, man, and other animals
hosts and what may/be called
of parasitic animals,/ whether
animals. Some of the specs
relatively few alternative
instance, the amoeba which
can live in man and the
animals. And some species
stricted to only one species o
example, is confined to m
as its hosts. In the same
histories are confined to c
only. Some can use few spec
intermediate hosts and m
some can use several kinds o
only a few kinds as final hos
malarial parasites, can use
man, as the intermediate h
namely mosquitoes belo
as the fmai host. These
become very rigidly restric
in intermediate and ifma hosts
It will thus be evident t