Did you know that free-roaming cats in the United States kill an estimated 1.3 to 4 billion birds and 6.3 to 22.3 billion mammals every year? That makes them one of the most significant human-associated threats to native wildlife — and it’s something every cat lover deserves to know about. This article from Oscillot covers 10 eye-opening facts about the environmental impact of outdoor and feral cats across the U.S. While unowned feral cats cause the majority of wildlife deaths, owned outdoor cats still contribute meaningfully to the toll on local birds, small mammals, reptiles, and insects. The impact isn’t just rural — urban and suburban backyards are affected too. The good news? Responsible cat containment is one of the most effective things you can do. By keeping your cat safely within