Wildlife and America: Contributions to an Understanding of American Wildlife and Its Conservation

activities agriculture Alaska American animals Bighorn Sheep biological Blue Whales Bowhead Whale California coastal commercial common Congress Conservation Officer Coyotes deer diversity ecological economic ecosystem effects efforts endangered species Endangered Species Act environment environmental education established example exotic extinction Fish and Wildlife fishermen fishery Forest Service funds grazing habitat human hunters hunting important increase industry Island killed Lacey Act legislation livestock major marine mammals ment Migratory Bird million acres National Park National Wildlife Refuge native natural areas numbers organizations percent pests plants pollution population porpoises prairie predator predator control preserve problem production programs Pronghorn protection public lands range recreational Refuge System regulations result rodent Sea Otter sheep Stenella tion U.S. Fish U.S. Forest Service United urban Washington waterfowl wetlands whales wild Wildl wildlife agencies wildlife conservation wildlife habitat wildlife management Wildlife Service wildlife species York