>decline in human sperm count and sperm quality over the last few decades Dogs too: "Study demonstrates rapid decline in male dog fertility, with potential li

>decline in human sperm count and sperm quality over the last few decades Dogs too: "Study demonstrates rapid decline in male dog fertility, with potential link to environmental contaminants" https://www.sciencedaily.com/releases/2016/08/160809095138.htm https://www.sciencedaily.com/releases/2016/08/160809095138.h...