The black footed ferret (pictured below) is endangered. One…
The black footed ferret (pictured below) is endangered. One of its major food sources, the prairie dog, has recently seen a decline due to a disease called sylvatic plague. The U.S. Fish and Wildlife Service has begun efforts to do drone drops of plague vaccine pellets coated in peanut butter. These pellets would be eaten by prairie dogs. If the vaccination of the prairie dogs works and causes a recovery of the black-footed ferret population, it would be evidence that the black-footed ferret population was being regulated in a(n) _________________ manner.