x million rats and mice are used in US labs every year —- so . . . . ?

I published my estimate of over 110 million mice annually in US labs and got some criticism of my methods and the resulting estimate. Fair enough. So let’s suppose there are “only” some 30 or 50 million per year. What should we do with that info?  Two opposite conclusions from seeing these large numbers: This is tooContinue reading “x million rats and mice are used in US labs every year —- so . . . . ?”