Luckily, the zoo has never actually closed during these difficult times.
During the night, when the zoo closes, all the animals are free to roam.
The zoo closed the following year and the building converted into a horse auction.
More than 60 animals were shipped out September 28, the day after the zoo closed.
After the zoo closed, the Zulu was going to be moved to another site, but it broke up.
The zoo closed only five months later in October 1905.
Just over a year ago, officials said the zoo would close unless it got a new Government subsidy.
After the war, the zoo closed for two years as Germany entered into a deep depression.
Finally at the end of 1982 the zoo closed for some much needed renovations.
In 1978, the zoo closed for two years to embark upon an upgrade project.