The
____________________
status
of
a
____________________
is
an
indicator
of
the
likelihood
of
that
____________________
species
becoming
____________________
.
Many
factors
are
taken
into
account
when
____________________
the
____________________
status
of
a
species
,
including
____________________
such
as
the
number
remaining
,
the
____________________
____________________
or
decrease
in
the
____________________
over
time
,
____________________
success
rates
,
known
threats
,
and
so
on
.
[
2
]
The
IUCN
Red
List
of
____________________
Species
is
the
best
-
known
worldwide
____________________
status
listing
and
ranking
system
.
[
3
]
It
has
been
____________________
that
over
40%
of
all
____________________
species
on
Earth
are
at
risk
of
going
extinct
.
[
4
]
____________________
,
199
countries
have
signed
an
accord
____________________
to
____________________
____________________
Action
Plans
to
protect
endangered
and
other
threatened
species
.
In
the
United
States
this
plan
is
usually
called
a
species
____________________
Plan
.
