https://www.sciencedaily.com/releases/2019/11/191127121319.htm

"Our study was nationwide in Japan, but zoos exist all over the world. We believe zookeepers, conservationists and entertainers should feel encouraged to work together for global preservation of endangered animals," said Assistant Professor Yuya Fukano from the University of Tokyo Institute for Sustainable Agro-ecosystem Services.

When the summer heat wave in Tokyo made fieldwork impossible, Fukano, a field ecologist, began an office-work project in collaboration with a zookeeper and another UTokyo faculty member specializing in human-nature interactions.