
The last time
we went to the ZOO,
The Big Bang Theory Season 5, Episode 4

"Stu the Cockatoo is New at the Zoo."
The Big Bang Theory Season 2, Episode 13

Rhinos are my least favorite
animals at the ZOO.
The Big Bang Theory Season 11, Episode 12

That's what you said about the
butterfly pavilion at the ZOO.
The Big Bang Theory Season 12, Episode 6

Should we get lunch
or you wanna eat at the ZOO?
The Big Bang Theory Season 10, Episode 21