The world's first offspring of the Batagur turtle in Schönbrunn Zoo | Photo: Ventus55, license: CC BY-SA 3.0 29. June 202127. June 2021 media-echo, research « back Tired? Nop: Why leopards, pandas, and co. yawn Published on the YouTube channel of Zoo Vienna the 01.06.2021. An interesting study on yawning was carried out at Zoo Vienna – the findings are very interesting. Without zoos, it would have been impossible to carry out. » to the full video Share this post