You fooled me with that goat at the petting ZOO,
you will not fool me again.
The Big Bang Theory Season 8, Episode 7
We go to the ZOO all the time.
The Big Bang Theory Season 5, Episode 12
not an attack
by some morning ZOO shock jock.
The Big Bang Theory Season 7, Episode 10
Hey, I was thinking maybe we take Halley
to the ZOO this weekend.
The Big Bang Theory Season 10, Episode 20