<s>
3D	B-Application
Virtual	I-Application
Creature	I-Application
Evolution	I-Application
,	O
abbreviated	O
to	O
3DVCE	B-Application
,	O
is	O
an	O
artificial	B-Algorithm
evolution	I-Algorithm
simulation	B-Application
program	O
created	O
by	O
Lee	O
Graham	O
.	O
</s>
<s>
The	O
program	O
was	O
inspired	O
by	O
Karl	O
Sims’	O
1994	O
artificial	B-Algorithm
evolution	I-Algorithm
program	O
,	O
Evolved	O
Virtual	O
Creatures	O
.	O
</s>
<s>
It	O
is	O
currently	O
available	O
on	O
Windows	O
and	O
in	O
some	O
cases	O
Linux	B-Application
.	O
</s>
<s>
3DVCE	B-Application
uses	O
evolutionary	B-Algorithm
algorithms	I-Algorithm
to	O
simulate	O
evolution	O
.	O
</s>
<s>
Everything	O
in	O
the	O
simulation	B-Application
is	O
viewed	O
from	O
a	O
first	O
person	O
viewpoint	O
.	O
</s>
<s>
Fitness	O
function	O
can	O
be	O
changed	O
during	O
the	O
simulation	B-Application
to	O
simulate	O
environmental	O
changes	O
and	O
individual	O
runs	O
can	O
be	O
duplicated	O
to	O
simulate	O
different	O
lineages	O
or	O
speciation	O
.	O
</s>
<s>
3DVCE	B-Application
is	O
not	O
only	O
for	O
evolutionary	O
research	O
.	O
</s>
<s>
Lee	O
Graham	O
has	O
also	O
included	O
a	O
TARDIS	O
in	O
the	O
simulation	B-Application
,	O
which	O
when	O
moved	O
into	O
can	O
teleport	O
the	O
camera	O
back	O
to	O
the	O
original	O
spawning	O
point	O
.	O
</s>
<s>
Convergent	O
evolution	O
occurs	O
often	O
in	O
3DVCE	B-Application
,	O
as	O
similar	O
structures	O
and	O
behaviors	O
of	O
the	O
creatures	O
form	O
to	O
maximize	O
fitness	O
.	O
</s>
