Related by context. Frequent words. (Click for all words.) 68 spotted owls 62 bull trout 61 northern spotted owl 60 barred owls 60 spotted owl 60 breeding pairs 59 grizzly bears 59 sea otters 58 grizzlies 58 nesting pairs 58 lynx 58 endangered species 57 species 57 habitat 56 trumpeter swans 56 plovers 55 wolverines 55 wolf populations 55 coho salmon 55 wild salmon 54 California condors 54 delta smelt 54 salmon 54 piping plovers 54 bald eagles 54 cutthroat trout 53 polar bear populations 53 otters 53 chinook salmon 53 sage grouse 53 bird species 53 gray squirrels 53 wolves 53 Delta smelt 52 hatchery fish 52 Endangered Species Act 52 barred owl 52 Chinook salmon 52 elk 52 nesting habitat 52 Endangered Species List 52 caribou 52 plover 51 bighorn sheep 51 shorebird 51 Wildlife biologists 51 peregrines 51 piping plover 51 habitat designation 51 Mexican gray wolf 51 pronghorn 51 habitats 51 coho 51 polar bears 51 bighorns 50 bald eagle 50 elk herd 50 California condor 50 gray wolf 50 gray wolves 50 leatherbacks 50 mute swans 50 scaup 50 boreal forests 50 sage grouse habitat 50 elk herds 50 boreal forest 50 imperiled species 50 prairie chickens 50 biologists 50 chum salmon 50 steelhead 50 bighorn 49 Bald eagles 49 overharvesting 49 amphibian species 49 sea otter 49 shorebirds 49 golden eagles 49 mountain lions 49 brook trout 49 condors 49 peregrine 49 peregrine falcons 49 foxes 49 bumblebees 49 overfished 48 wolf packs 48 wolverine 48 barn owls 48 wildlife biologists 48 deer herds 48 mule deer 48 prairie chicken 48 whooping crane 48 spawning habitat 48 subspecies 48 critically endangered species 48 gray squirrel 48 nonnative species 48 chinook