Birds Are Getting Smart Enough to Open Doors [VIDEO]
2014.05.26
We all know crows are intelligent, but how about swallows? They are just as smart. A group of them have built a nest in an underground carpark that has electronic doors. They couldn't get out, because they wouldn't be able to open those doors. But that wasn't the case at all:
More Articles
Copyright © Fooyoh.com All rights reserved.