Cat Ba tiger gecko in Prof. Ziegler's office terrarium at Cologne Zoo | Photo: Thomas Ziegler 22. July 202119. July 2021 conservation, media-echo « back Cologne Zoo: Conservation partners honoured with award Published on the Facebook page of Cologne Zoo the 12.07.2021. Prof. Dr. Truong Quang Nguyen and his institute have received an award for their work, in which Cologne Zoo was substantially involved. » to the full publication Share this post