Cats and Birds LTE from 1923

Cats are known to be the leading predator of birds in the U.S.A, killing somewhere between 1.4 and 3.7 billion birds per year. It's a major problem. And there's a sense that it's a new one. The Scott Loss paper cited about came out in 2013, and seems to have marked a turning point in the discourse. "Did you say billion? " A growing number of people talk about the problem, and potential solutions,…