"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’ve ever heard the sickening thud of a birdhitting your window, you know how heartbreaking it is.

If you’ve ever heard the sickening thud of a bird hitting your window, you know you’ll do anything to prevent another occurrence. Sadly, it’s estimated that more than 100 million to one billion birds ...

Here’s how to protect local and migrating birds from deadly window strikes. If you’ve ever heard the sickening thud of a bird hitting your window, you know you’ll do anything to prevent another ...