Study Blames Cats for Killing Billions of Birds and Small Mammals Annually
Posted on January 29, 2013CBS News reports that a new study, published here in Nature Communications, has blamed cats for killing billions of birds and mammals each year in the U.S. Pete Marra, an animal ecologist with the Smithsonian Conservation Biology Institute, and colleagues estimate that cats kill the following amount of creatures in the U.S. each year:
- Birds - 1.4 billion to 3.7 billion
- Small mammals - 6.9 billion to 20.7 billion
One idea would be to encourage pet owners to keep cats indoors, but LiveScience talked to Bruce Kornreich, a veterinarian at Cornell University's Feline Health Center, who warned that removing cats from the outdoors could alter the ecosystem in unexpected ways.
A study last September captured cats on "kitty cams" killing and eating birds, mice and other animals. Take a look: