Beyond Birds: Cats Are Decimating Mammals, Reptiles, and Amphibians Too
When people discuss cat predation, birds get most of the attention. But cats are equal opportunity killers. The full scope of their ecological damage extends far beyond feathered victims.
The Mammal Body Count
The same 2013 Nature Communications study that documented billions of bird deaths also tallied mammal kills. The numbers are staggering: cats kill between 6.3 and 22.3 billion mammals annually in the United States.
Mice and voles make up most of the count, but that does not make it insignificant. These small mammals are the foundation of countless food webs. Hawks, owls, foxes, snakes, and weasels all depend on them. When cats vacuum up the prey base...