Although coyotes eat lots of rodents , they also prey on blacktail fawns during springtime . They do have an effect upon the deer population . However , it is debatable whether shooting a single coyote has any impact at all upon the deer population . If one could effectively manage the coyote population , then shooting coyotes might be meaningful .

Question: Why do coyotes choose to also prey on blacktail fawns ?
Answer: They are not capable of calculation or discrimination when they hunt . It 's a matter of instinct .They have grown tried of eating only rodents , and are trying to add spice to their diet by moving on to deerNone of the above choices .They are systematically trying to eradicate the deer population because they want to have a stronghold on the land