While the term "social distancing" is a new concept for most of us, researchers are finding that it's actually standard practice for some animals when they are sick.
원문출처 : https://www.cnn.com/2020/10/28/us/vampire-bats-social-distance-trnd/index.html
원문출처 : https://www.cnn.com/2020/10/28/us/vampire-bats-social-distance-trnd/index.html