Red-backed paradise fish (Macropodus erythropterus) in Cologne Zoo Aquarium | Photo:

50th Anniversary of the Cologne Zoo Aquarium

Published on the Facebook page of Citizen Conservation the 19.11.2020.

2021 the Cologne Zoo Aquarium will be celebrating its 50th anniversary – for this occasion, the article takes a look at the past, but also the future of the aquarium.

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