Birds seem to disappear after sunset, leaving many people wondering where they actually sleep. This video explores the surprising places birds rest at night and how they stay safe while sleeping in ...

This study was supported by a student grant from the Australasian Society for the Study of Animal Behaviour and a doctoral scholarship from the University of Auckland. Kristal Cain does not work for, ...

Add Yahoo as a preferred source to see more of our stories on Google. Birds seem to disappear after sunset, leaving many people wondering where they actually sleep. This video explores the surprising ...