Related by context. Frequent words. (Click for all words.) 59 endangered 58 greater sage grouse 58 Mexican gray wolves 57 Endangered Species List 57 gray wolf 57 endangered species 57 wolf 57 marbled murrelet 56 trumpeter swan 56 Sage grouse 56 wolves 56 caribou herd 55 Mexican gray wolf 55 northern spotted owl 54 Endangered Species Act 54 black tailed prairie 54 bull trout 53 grizzly bears 53 wolf populations 53 Pacific walrus 52 overhunting 52 lynx 52 woodland caribou 52 black footed ferrets 52 grizzlies 52 Bald eagle 52 elk herd 52 FWS 52 bighorn 51 grizzly bear 51 imperiled species 51 Servheen 51 gray wolves 51 grizzly 51 Endangered species 51 California condors 51 black footed ferret 51 habitat degradation 50 Rosmarino 50 Steller sea lions 50 endangered species protections 50 sage grouse 50 elk herds 50 habitat designation 50 polar bear 50 bighorn sheep 49 elk 49 Polar bear 49 bald eagle 49 wildlife 49 Yellowstone bison 49 pronghorn 49 whooping crane 49 habitat 49 spotted owls 49 plover 49 species 48 barred owls 48 mule deer 48 spotted owl 48 habitat fragmentation 48 Critically Endangered 48 Endangered 48 moose 48 critically endangered species 48 USFWS 48 Bridger Teton 47 mountain pine beetles 47 Donald Molloy 47 Grizzly bear 47 polar bears 47 endangered mammals 47 sea otter 47 wildlife biologists 47 tailed deer 47 caribou 46 Bluefin tuna 46 prairie dog 46 cutthroat trout 46 wolverine 46 deer herd 46 keystone species 46 deer herds 46 Endangered Wildlife 46 sage grouse habitat 46 Grizzly bears 46 mountain lions 46 conservationists 46 salmonids 45 cow elk 45 golden eagles 45 Martarano 45 sandhill crane 45 burrowing owl 45 raptor 45 desert tortoises 45 ungulates 45 bald eagles 45 deer 45 Biodiversity Conservation Alliance 45 critically endangered