Related by context. Frequent words. (Click for all words.) 58 grassland habitat 57 habitat 57 habitats 56 bison elk 56 forbs 55 refugia 55 sagebrush habitat 55 Greater Yellowstone Ecosystem 55 arid climates 55 wetland ecosystems 55 sparse vegetation 54 rangelands 54 upland habitat 54 streambanks 54 aspen groves 54 grassland birds 53 grasslands 53 Invasive plants 53 aspen stands 53 intensively farmed 53 kangaroo rat 52 montane 52 native flora 52 ecosystems 52 wildlife corridors 52 Mule deer 52 nesting habitats 52 Bark beetles 52 grassland 52 overgrazed 52 arctic fox 52 black tailed prairie 52 bears mountain lions 52 epiphytes 51 pasture grasses 51 conifer forests 51 prairie dogs 51 species 51 ungulates 51 coniferous forests 51 deciduous forests 51 Arctic foxes 51 quail habitat 51 oak savanna 51 riparian zones 51 lowland forests 51 arid regions 51 conservational 51 grassy meadows 51 native prairie grasses 51 black footed ferrets 51 woody vegetation 50 forests 50 leopard frogs 50 alkaline soils 50 lowland forest 50 goshawks 50 shrubland 50 red cockaded woodpeckers 50 yellow legged frogs 50 aquatic habitats 50 arid lands 50 temperate rainforest 50 lichen 50 reintroductions 50 elk bison 50 Gila monsters 50 fertile soils 50 African savanna 50 Sea otters 50 biosphere 49 lodgepole 49 mammals reptiles 49 evergreen forests 49 temperate forests 49 plains bison 49 black footed ferret 49 wolves roam 49 lowland gorillas 49 salt licks 49 Gunnison sage grouse 49 boreal forests 49 Yellowstone cutthroat trout 49 wetland habitats 49 eucalyptus plantations 49 tigers leopards 49 lynx habitat 49 Mexican spotted owl 48 kangaroo rats 48 rangeland 48 elk moose 48 bamboo forests 48 overgrazing 48 elk herds 48 grassy plains 48 hydrologic cycle 48 frogs toads 48 reptiles amphibians 48 parched landscape 48 keystone species 48 pronghorns