overpopulate - cause to have too great a population; "Some towns in New Jersey are becoming overpopulated"
inhabit, live, populate, dwell - inhabit or live in; be an inhabitant of; "People lived in Africa millions of years ago"; "The people inhabited the islands that are now deserted"; "this kind of fish dwells near the bottom of the ocean"; "deer are populating the woods"
The gut antibodies, along with friendly bacteria, such as the probiotics, keep these unfriendly bacteria from overpopulating and invading your bloodstream.
In the past few decades shark populations have plummeted and the very traits that long helped prevent the beasts from overpopulating the seas--low birthrates, slow growth and a late arrival at sexual maturity--hinder their recovery from the depredations of overfishing, pollution and habitat destruction.
On a completely unrelated note, Indications knows of several already fattened, overpopulating, sidewalk-enfiltherating geese feasting on the grass at the Metro stop near the FDA in Rockville, Md.
The dominating myth, of course, is that wildlife are overpopulated and in need of culling, a silly notion considering that humans are really the only animals that are overpopulating.