Answer:They are prey that have a predator-prey relationship with many animals such as bears, wolves, cougars, and etc. Also they keep vegetation in check with whatever place they live in
Deer live in mixed forests habitats, on wooded farmlands and even in suburban areas of established cities. In winter they take to coniferous forests for shelter. Deer are a prey species, providing food for coyotes, bobcats, cougars, wolves and occasionally humans. In turn, the species helps keep vegetation in check.