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'Catios' Give Indoor Cats A Taste Of The Outside

<p><a class="redactor-added-link" href="http://www.flickr.com/photos/pleeker/205337308/">Matt McGee</a></p>

Building a catio might sound like a lot of trouble, especially when it's so common for cats to be allowed to roam freely on their own, but outdoor cats typically live shorter lives than their indoor counterparts. Keeping cats contained is better for other animals as well; it's estimated that outdoor cats kill an estimated 4 billion animals every year, including 500 million birds.