Wetlands
____________________
commonly
____________________
to
have
____________________
____________________
,
thick
____________________
,
trees
,
water
,
____________________
such
as
____________________
,
different
____________________
of
____________________
and
birds
and
they
are
attractive
to
____________________
.
If
well
____________________
they
____________________
be
a
____________________
source
of
____________________
for
____________________
countries
.
They
could
also
be
used
as
a
____________________
of
information
for
____________________
____________________
necessary
to
be
learned
at
all
____________________
of
____________________
.
