29 bonobos States understands United knives
1
.
Kanzi
is
years
old
.
2
.
Kanzi
lives
in
.
3
.
Kanzi
about
3
,
000
words
.
4
.
Kanzi
can
make
.
5
.
There
are
10
,
000
to
50
,
000
in
the
world
.