Dörte looks curiously through a pane in the Dolphinarium of Duisburg Zoo | Photo: zoos.media

Roland and the Bottlenose Dolphins

Published on meeresakrobaten.de the 08.12.2020. | By: Susanne Gugeler

Roland Edler has spend almost 40 years as a zookeeper together with the dolphins at Duisburg Zoo. During this time he has made many experiences.

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