Related by context. Frequent words. (Click for all words.) 61 fir forests 59 coniferous forests 56 Snow leopards 56 evergreen forests 55 lowland forests 55 conifer forests 55 deciduous forests 54 northernmost reaches 54 temperate forests 54 lowland forest 53 boreal forests 53 Forested 53 Arctic terns 53 Arctic foxes 53 cottontail rabbits 52 short eared owls 52 Greater Yellowstone Ecosystem 52 bison elk 52 grassy plains 52 bobolinks 51 boreal 51 shrubland 51 Barn owls 51 wintering waterfowl 51 wolves roam 51 Bighorn sheep 51 subarctic 51 golden plover 50 Trumpeter swans 50 purple finch 50 Selkirk Mountains 50 temperate rainforest 50 reedbeds 50 Sandhill cranes 50 Bicknell thrush 50 subalpine 50 crossbills 50 primeval forest 50 Sierra Madre mountains 49 Laurentian Mountains 49 Algonquin Provincial 49 barrens 49 migrating northward 49 Arctic tundra 49 plains bison 49 frogs salamanders 49 reindeer herding 49 Volcano erupts 49 lowlands 49 temperate zones 49 Point Pelee 49 arid plains 49 migratory bird species 49 Sea otters 49 remotest regions 49 pygmy rabbits 49 ecoregions 49 Migrating birds 49 sharp tailed grouse 49 tanagers 49 underground burrows 49 migratory bird populations 49 bobwhites 49 pronghorns 48 bobolink 48 grassland habitat 48 wood thrush 48 pine martens 48 goshawks 48 tiger subspecies 48 prairies 48 tundra swan 48 Svalbard archipelago 48 grassland birds 48 Boreal forest 48 Mule deer 48 Bighorn Basin 48 taiga 48 pine marten 48 leopard frogs 48 moist soils 48 lowland 48 arctic tundra 48 virgin forest 48 ruggedly beautiful 48 Aerial surveys 48 montane 47 Whooping cranes 47 grasslands 47 Gypsy moths 47 shrikes 47 red cockaded woodpeckers 47 mountain plover 47 yellow legged frogs 47 Sage grouse 47 Ungava Bay 47 mixed conifer 47 sparse vegetation 47 arid deserts 47 snow buntings 47 Wildfire threatens