It’s an herbivore-kill-herbivore world
Serial killer prairie dogs that target another species’ babies are more successful moms
![prairie dogs](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/03/032216_sm_killer-prairie-dog-main_free-reduced.jpg?fit=860%2C460&ssl=1)
MOM’S SUCCESS Raising lots of white-tailed prairie dog pups during a lifetime (three pups shown) links to moms’ tendency to kill the young of another grass-eating species.
Sandy Nervig