<s>
Mozilla	B-Operating_System
was	O
the	O
mascot	B-Application
of	O
Netscape	B-Protocol
Communications	O
Corporation	O
and	O
subsequently	O
the	B-Operating_System
Mozilla	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
Its	O
appearance	O
has	O
varied	O
and	O
the	O
mascot	B-Application
has	O
been	O
retired	O
from	O
active	O
use	O
.	O
</s>
<s>
Named	O
after	O
the	O
original	O
name	O
,	O
Mosaic	B-Application
,	O
for	O
Netscape	B-Protocol
Navigator	I-Protocol
and	O
Godzilla	B-Device
,	O
Mozilla	B-Operating_System
was	O
the	O
mascot	B-Application
of	O
the	O
Netscape	B-Protocol
Communications	O
Corporation	O
and	O
subsequently	O
the	B-Operating_System
Mozilla	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
The	O
name	O
"	O
Mozilla	B-Operating_System
"	O
was	O
already	O
in	O
use	O
at	O
Netscape	B-Protocol
as	O
the	O
codename	O
for	O
Netscape	B-Protocol
Navigator	I-Protocol
1.0	O
.	O
</s>
<s>
Programmer	O
Jamie	B-Operating_System
Zawinski	I-Operating_System
came	O
up	O
with	O
the	O
name	O
during	O
a	O
meeting	O
while	O
working	O
at	O
the	O
company	O
.	O
</s>
<s>
The	O
name	O
stood	O
for	O
"	O
Mosaic	B-Operating_System
killer	I-Operating_System
"	O
,	O
as	O
the	O
company	O
's	O
goal	O
was	O
to	O
displace	O
NCSA	B-Application
Mosaic	I-Application
as	O
the	O
world	O
's	O
number	O
one	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
Initially	O
the	O
mascot	B-Application
took	O
various	O
forms	O
,	O
including	O
that	O
of	O
a	O
helmeted	O
astronaut	O
or	O
"	O
spaceman	O
"	O
,	O
but	O
the	O
eventual	O
choice	O
of	O
a	O
Godzilla-like	O
lizard	O
which	O
went	O
well	O
with	O
the	O
theme	O
of	O
crushing	O
the	O
competition	O
,	O
especially	O
because	O
of	O
the	O
similarity	O
between	O
the	O
names	O
.	O
</s>
<s>
This	O
design	O
rendered	O
Mozilla	B-Operating_System
in	O
the	O
form	O
of	O
a	O
green	O
and	O
purple	O
cartoon	O
lizard	O
,	O
designed	O
by	O
Dave	O
Titus	O
in	O
1994	O
.	O
</s>
<s>
Mozilla	B-Operating_System
featured	O
prominently	O
on	O
Netscape	B-Protocol
's	O
web	O
site	O
in	O
the	O
company	O
's	O
early	O
years	O
.	O
</s>
<s>
Mozilla	B-Operating_System
continued	O
to	O
be	O
used	O
inside	O
Netscape	B-Protocol
,	O
though	O
,	O
often	O
featuring	O
on	O
T-shirts	O
given	O
to	O
staff	O
or	O
on	O
artwork	O
adorning	O
the	O
walls	O
of	O
the	O
Netscape	B-Protocol
campus	O
in	O
Mountain	O
View	O
.	O
</s>
<s>
When	O
Netscape	B-Protocol
acquired	O
the	O
website	O
directory	O
NewHoo	B-Application
in	O
1998	O
,	O
they	O
rebranded	O
it	O
the	B-Application
Open	I-Application
Directory	I-Application
Project	I-Application
with	O
the	O
nickname	O
"	O
DMOZ	B-Application
"	O
(	O
Directory	O
of	O
Mozilla	B-Operating_System
)	O
due	O
to	O
its	O
similarity	O
to	O
the	O
Mozilla	B-Operating_System
project	I-Operating_System
.	O
</s>
<s>
A	O
green	O
and	O
purple	O
image	O
of	O
Mozilla	B-Operating_System
was	O
placed	O
on	O
every	O
page	O
of	O
the	O
site	O
,	O
which	O
continued	O
even	O
after	O
Netscape	B-Protocol
's	O
disbanding	O
when	O
it	O
was	O
acquired	O
by	O
AOL	O
.	O
</s>
<s>
The	O
name	O
"	O
Mozilla	B-Operating_System
"	O
later	O
became	O
more	O
prominent	O
when	O
it	O
was	O
used	O
for	O
the	O
open	B-Language
source	I-Language
browser	I-Language
of	O
the	O
same	O
name	O
.	O
</s>
<s>
With	O
the	O
launch	O
of	O
the	O
mozilla.org	B-Operating_System
web	O
site	O
in	O
1998	O
,	O
the	O
mascot	B-Application
was	O
redesigned	O
as	O
a	O
larger	O
,	O
fiercer	O
red	O
Tyrannosaurus	O
rex	O
.	O
</s>
<s>
By	O
September	O
2012	O
,	O
the	O
mascot	B-Application
–	O
referred	O
to	O
as	O
"	O
the	O
dino	O
"	O
and	O
"	O
he	O
"	O
–	O
had	O
been	O
"	O
retired	O
from	O
active	O
duty	O
"	O
,	O
removed	O
from	O
official	O
Mozilla	B-Operating_System
branding	O
,	O
and	O
replaced	O
by	O
a	O
"	O
Mozilla	B-Operating_System
"	O
wordmark	B-Device
,	O
all	O
lowercase	O
and	O
set	O
in	O
Meta	O
Bold	O
typeface	O
.	O
</s>
<s>
(	O
And	O
by	O
July	O
2019	O
,	O
the	O
latter	O
had	O
been	O
replaced	O
by	O
"	O
moz://a	B-Operating_System
"	O
,	O
in	O
Mozilla	B-Operating_System
's	O
Zilla	O
Slab	O
Highlight	O
typeface	O
and	O
within	O
a	O
rectangle	O
of	O
a	O
tone	O
or	O
color	O
contrasting	O
with	O
that	O
of	O
the	O
lettering	O
.	O
)	O
</s>
