Alcorn 1938 Dipodomys merriami merriami will kill a pointer dog what effect will kangaroo rats, whose pouches hold fifty or more kernels, have on the coyotes in the vicinity? I am not sure it will kill the coyote because I was unable to locate a dead coyote but I did not trail any one coyote more than one fourth to one half mile. and I do believe where a coyote eats several rats with full pouches the effect is many times fatal. 5 mi. W Fallon, 4000 ft., Churchill Co., Nevada. April 15 1938 Two rats picked up today after poisoning operations were as follows ♀ 3 embryos 7/10 developed. ♀ 3 embryos 8/10 developed. 6 mi. S W Fallon 4000 ft., Churchill Co., Nevada. May 6 1938 Yesterday a crew of men placed strychnine coated rolled oats for ground squirrels among the sagebrush near cultivated fields and killed a number of kangaroo rats. I marked off an area 150 yards square and picked up all the